Report on the forest wealth of Canada - Johnson, George, 1837 -1911 (S.E. Dawson, 1895)

Report on the forests of British East Africa - Hutchins, D. E. (David Ernest), 1850 -1920 (Printed for His Majesty's Stationery Off. by Darling, 1909)

Report on the forests of North America, exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Govt. Print. Off, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (G.P.O, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (Govt. print. off, 1884)

Report on the Natal forests - Fourcade, Henry George, 1865 -1948 (s.n.], 1889)

Report on the relation of railroads to forest supplies and forestry : together with appendices on the structure of some timber ties, their behavior, and the cause of their decay in the road bed, on wood preservation, on metal ties, and on the use of spark arresters - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Dept. of Agriculture, Forestry Division, 1887)

A report upon the boreal flora of the Sierra Nevada of California - Smiley, Frank Jason, 1880 - (University of California Press, 1921)

Report upon the forestry investigations of the U. S. Department of agriculture. 1877-1898 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. print. off, 1899)

Report upon the forestry investigations of the U.S. Department of agriculture. 1877-1898 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. print. off, 1899)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1893)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1894)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1901)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1905)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1887)

Reports of the Survey. Botanical series - Geological; Natural History Survey of Minnesota. (1892)

Research in horticulture 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gloede's Conservatories, 1914)

A research on the pines of Australia - Baker, Richard T. (Richard Thomas), 1854 -1941 (W. A. Gullick, government printer, 1910)

Researches on fungi - Buller, A. H. Reginald (Arthur Henry Reginald), 1874 -1944 (Longmans, Green, 1909)

Researches on fungi - Buller, A. H. Reginald (Arthur Henry Reginald), 1874 -1944 (Longmans, Green, 1922)

Resource management report - Ontario. Fish; Wildlife Branch.

Results of a biological reconnoissance of the Yukon river region. : General account of the region. Annotated list of mammals - Osgood, Wilfred Hudson, 1875 -1947 (Government Printing Office, 1900)

Results of a biological survey of Mount Shasta, California - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt Print. Off, 1899)

Retail catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph A. Hren Nurseries, 1959)

Retail catalogue of ground cover plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hugh B. Barclay, 1930)

Retail catalogue : spring 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1956)

Retail list, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1937)

Retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1956)

Retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1959)

Retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1957)

Retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1958)

Retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.A. Albyn Nursery, 1927)

Retail price list. No. 59 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Capital City Nurseries, Incorporated, 1927)

Retail price list 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1925)

Retail price list, 1932 : rhododendron, azalea, hardy ferns and native plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wildwood Nurseries, 1932)

Retail price list, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, Incorporated, 1941)

Retail price list, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, Incorporated, 1942)

Retail price list fall 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Van Lindley Nursery Company, 1924)

Retail price list : fall 1928-spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valdesian Nurseries, 1928)

Retail price list, fall 1932 spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mecklenburg Nurseries, Inc, 1932)

Retail price list : fall, 1938–spring, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.H. Small & Sons, 1938)

Retail price list : fall 1958 - spring 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gilmore Plant & Bulb Co., Inc, 1958)

Retail price list for spring and fall 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carow Nursery, 1929)

Retail price list : growers of fine hardy ornamental plants, new and unusual materials a specialty, landscape contractors - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens, 1951)

Retail price list : January 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo Nurseries, 1959)

Retail price list of hardy nursery products - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pontiac Nursery Co, 1927)

Retail price list of ornamental and fruit trees, evergreens, shrubs, vines, bedding plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cheltenham Nurseries, 1915)

Retail price list of the Coe, Converse & Edwards Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coe, Converse & Edwards Co, 1933)

Retail price list of the Coe, Converse & Edwards Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coe, Converse & Edwards Co, 1934)

Retail price list of the Coe, Converse & Edwards Co., nurserymen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coe, Converse & Edwards Co, 1938)

Retail price list of the Coe, Converse & Edwards Co., nurserymen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coe, Converse & Edwards Co, 1942)

Retail price list of the Coe, Converse & Edwards Co., nurserymen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coe, Converse & Edwards Co, 1936)

Retail price list of the Kansas City Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kansas City Nurseries, 1930)

Retail price list of the Kansas City Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kansas City Nurseries, 1929)

Retail price list of true to name bulbs and plants that grow - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Floral Gardens, 1932)

Retail price list. seventy-third year of the Greening Nursery Co. No. 73 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greening Nursery Co, 1923)

Retail prices for spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howe Nurseries, 1929)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1916)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1917)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1918)

Review of applied mycology - Commonwealth Mycological Institute, Kew, Eng. (Commonwealth Mycological Institute, 1923)

Revised checklist of New York State plants - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1997)

Revised, illustrated and descriptive catalogue of fruit and ornamental trees shrubs, roses, bulbs and bulbous plants, grape vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Nursery Co, 1916)

Revised, illustrated and descriptive catalogue of fruit and ornamental trees shrubs, roses, bulbs and bulbous plants, grape vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Nursery Co, 1923)

Revised price list. No. 32 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.B. Pilkington, 1930)

Revised price list : fall, 1926 and spring, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Company, Incorporated, Nurseries, 1926)

Revised price list : fall 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co, 1937)

Revised price list : spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.J. Weber & Sons Nursery Co, 1937)

Revisio generum plantarum vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum, mit erläuterungen - Kuntze, Otto, 1843 -1907 (A. Felix [etc., etc.], 1891)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1893)

A revision of the moth genus Gabriola (Lepidoptera, Geometridae) - Rindge, Frederick H. 1921 -1996 (American Museum of Natural History, 1974)

A revision of the moth genus Hesperumia (Lepidoptera, Geometridae) - Rindge, Frederick H. 1921 -1996 (American Museum of Natural History, 1974)

Revision to price list : spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nepco Lake Nursery, 1958)

Revista chilena de historia natural - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Litografia e Impr. Industrial (F. Peters), 1921)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1954)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1964)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1936)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1963)

Revue de mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1979)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1886)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1891)