[Siebrecht & Wadley materials] - Siebrecht & Wadley. (1886)

Sitzungsberichte Abt. 1 Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1889)

Sitzungsberichte Abt. 1 Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1895)

Sitzungsberichte Abt. 1 Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1909)

Sitzungsberichte Abt. 1 Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1911)

Sitzungsberichte Abt. 1 Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1912)

Sitzungsberichte Abt. 1 Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1915)

Sitzungsberichte Abt. 1 Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1916)

Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin - Gesellschaft Naturforschender Freunde zu Berlin. (Gesellschaft Naturforschender Freunde, 1839)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse Abt. 3 Anatomie und Physiologie des Menschen und der Tiere sowie aus jenem der theoretischen Medizin - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1909)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse Abt. 3 Anatomie und Physiologie des Menschen und der Tiere sowie aus jenem der theoretischen Medizin - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1911)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse Abt. 3 Anatomie und Physiologie des Menschen und der Tiere sowie aus jenem der theoretischen Medizin - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1912)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse Abt. 3 Anatomie und Physiologie des Menschen und der Tiere sowie aus jenem der theoretischen Medizin - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1915)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse Abt. 3 Anatomie und Physiologie des Menschen und der Tiere sowie aus jenem der theoretischen Medizin - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1916)

Sitzungsberichte des Deutschen Naturwissenschaftlich-Medicinischen Vereines für Böhmen "Lotos" in Prag - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Die Verein, 1903)

Sixtieth annual catalog, 1883-1943 : Pioneer Seedhouse Nursery & Greenhouses of the Northwest - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oscar H. Will & Co, 1943)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1906)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1908)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1909)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1910)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1911)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1913)

Skrifter udgivne af Videnskabsselskabet i Christiania I Mathematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1898)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2021)

Some miscellaneous results of the work of the Bureau of Entomology, IX - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Bureau of Entomology, 1906)

South Dakota arbor and bird day annual ... - Lawrence, Gunda J., Mrs. (1916)

South Saskatchewan River Basin riparian health overview, including Part 1 Red Deer, Bow and South Saskatchewan Rivers and - Alberta. Alberta Environment. (The Society, 2005)

The Southern headwaters at risk project : a multi-species conservation strategy for the headwaters of the Oldman River - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Data and Species at Risk Section, 2004)

Southwestern horticulture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Co, 1925)

Southwestern horticulture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Co, 1932)

Southwestern horticulture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Co, 1924)

Southwestern horticulture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Co, 1926)

Southwestern horticulture : 60th Anniversary edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Co, 1959)

Southwestern horticulture : descriptive price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Co, 1932)

Southwestern horticulture : descriptive price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Company, 1936)

Southwestern horticulture : retail catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Company, 1944)

Southwestern horticulture : retail catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Texas Nursery Company, 1938)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1902)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1903)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1904)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1905)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1906)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1907)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1922)

Special and import prices for Fall of 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1908)

Special and import prices for Spring of 1904 : [best in the world] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1904)

Special and import prices for Spring of 1905 : [best in the world] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1905)

Special new 1931 catalog : prices slashed on high grade nursery stock : fruit trees, evergreens, shade and ornamental trees, shrubs, vines, berries, etc. at the lowest prices in years - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Celery City Nurseries, 1931)

Special price list for 1933 of fine hardy plant materials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens, 1933)

Special price-list : fruit and ornamental trees, shrubs, roses, peonies - Harrison's Nurseries (Berlin, Md.) (Harrisons', 1921)

Special price-list : fruit and ornamental trees, shrubs, roses, peonies - Harrison's Nurseries (Berlin, Md.) (Harrisons', 1920)

Special price-list : fruit and ornamental trees, shrubs, roses, peonies - Harrison's Nurseries (Berlin, Md.) (Harrisons', 1919)

Special price-list : fruit and ornamental trees, shrubs, roses, peonies - Harrison's Nurseries (Berlin, Md.) (Harrisons', 1922)

Special scientific report Fisheries - U.S. Fish; Wildlife Service (National Marine Fisheries Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1962)

Spielman's retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Spielman & Son, 1941)

Spisok nasinni︠a︡ dli︠a︡ obminu = Index seminum quae Hortus Botanicus in Kamianetz-Podilskyj pro mutua commutatione offert - Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad. (Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad, 1934)

Spisok nasinni︠a︡ dli︠a︡ obminu = Index seminum quae Hortus Botanicus in Kamianetz-Podilskyj pro mutua commutatione offert - Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad. (Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad, 1931)

Spisok nasinni︠a︡ dli︠a︡ obminu = Index seminum quae Hortus Botanicus in Kamianetz-Podilskyj pro mutua commutatione offert - Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad. (Kam'ia͡nets͡ʹ-Podilʹsʹkyĭ Botanichniĭ sad, 1930)

Sprawozdanie Komisyi Fizyograficznej (1893)

Spring 1904 trade lists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1904)

Spring 1905 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1905)

Spring 1909 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1909)

Spring 1909 : wholesale catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, Inc, 1909)

Spring, 1913 : wholesale price list for nurserymen, florists, and dealers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries Co, 1913)

Spring, 1914 special price list : trees, shrubs and all hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Kelsey Nursery Co, 1914)

Spring 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Storrs and Harrison Co, 1915)

Spring 1916 trade price list : for nurserymen, dealers, florists and landscape architects only - Framingham Nurseries. (W.B. Whittier & Company, 1916)

Spring 1917 trade price list for nurserymen, dealers, florists and landscape architects only - Framingham Nurseries. (W.B. Whittier & Co, 1917)

Spring 1918 [No. 2] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Storrs and Harrison Co, 1918)

Spring 1918 trade price list for nurserymen, dealers, florists and landscape architects only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.B. Whittier & Co, 1918)

Spring 1919 trade price list for nurserymen, dealers, florists and landscape architects only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.B. Whittier & Co, 1919)

Spring 1920 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1920)

Spring 1921 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1921)

Spring 1922 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1922)

Spring 1922 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1922)

Spring 1923 : wholesale trade list of the F. & F. Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1923)

Spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Progress Nursery Co, 1924)

Spring 1925 : wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1925)

Spring 1926 : the newest and best fruits and ornamentals [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl A. Hansen Nursery, 1926)

Spring 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1930)

Spring 1931 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1931)

Spring 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rockmont Nursery, 1938)

Spring 1938 : new fruits, flowers, ornamentals - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl A. Hansen Nursery, 1938)

Spring 1941 : plant hardy Northern-grown nursery stock! - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.V. Bailey Nurseries, 1941)

Spring 1941 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1941)

Spring 1942 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1942)

Spring 1945 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1945)

Spring 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lovett's Nursery, Inc, 1946)

Spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lovett's Nursery, Inc, 1947)

Spring 1949 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1949)

Spring 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.V. Bailey Nurseries, 1950)

Spring - 1952 catalog : speciment trees, shrubs and evergreens, dahlias, roses, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Wilmore Nurseries, 1952)

Spring 1952, our 45th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.V. Bailey Nurseries, 1952)

Spring 1952, wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1952)

Spring 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Green Ridge Nursery, 1953)

Spring 1953, wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1953)

Spring 1954, wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1954)

Spring 1955, wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plumfield Nurseries, 1955)

Spring 1958 wholesale price list : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1958)

Spring and fall 1940 wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rhode Island Nurseries, 1940)

Spring and fall price list, 1948–49 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nicollet County Nursery, 1948)

Spring bulletin. February 12, 1947 No. 1 with grade counts - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1947)

Spring bulletin no. 1 : February 18th, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1950)

Spring bulletin no. 1 with grade counts : March 1, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1948)

Spring bulletin no. 2 : March 28, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1950)

Spring bulletin no. 3 with grade counts : April 24, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1948)

Spring bulletin No. 8 : April 24, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas B. Meehan & Co, 1928)

Spring catalog 1951 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1951)

Spring catalog 1952 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1952)

Spring catalog 1953 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1953)

Spring catalog 1954 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1954)

Spring catalog 1955 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1955)

Spring catalog 1956 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1956)

Spring Hill Nurseries [1912 catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Spring Hill Nurseries, 1912)

Spring nineteen twenty-three : trade list of the Princeton Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1923)

Spring of 1898 catalogue and price list of the Evergreen Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Evergreen Nursery Co, 1898)

Spring of 1915 trade price list : for nurserymen, dealers, florists and landscape architects only - Framingham Nurseries. (W.B. Whittier & Company, 1915)

Spring planting guide : 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck-Robinson Nursery Co, 1920)

Spring trade list : 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lovett's Nursery, Inc, 1941)

Spring trade list : 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lovett's Nursery, Inc, 1942)

Spring trade list : 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lovett's Nursery, Inc, 1943)

Spring wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1904)

Spring wholesale trade list February 16, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1946)

Spring wholesale trade list February 12, 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1944)

Spring wholesale trade list February 6, 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1959)

Spring wholesale trade list February 6, 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1957)

Spring wholesale trade list February 4, 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1954)

Spring wholesale trade list February 13, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1956)

Spring wholesale trade list January 8, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1942)

Spring wholesale trade list Feb. 1, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1940)

Spring wholesale trade list February 5, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1955)

Spring wholesale trade list February 8, 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1958)

Spring wholesale trade list February 12, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1947)

Spring wholesale trade list : 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lovett's Nursery, Inc, 1944)

Spring wholesale trade list : January 10, 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1957)

Spring wholesale trade list : January 24, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1948)