International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1919)

International catalogue of scientific literature [Sect.] M. Botany : 1st -14th annual issues, 1901-1914 (Published for the International Council by the Royal Society of London, 1904)

International catalogue of scientific literature [Sect.] M. Botany : 1st -14th annual issues, 1901-1914 (Published for the International Council by the Royal Society of London, 1905)

International Congress of Arts and Science - Rogers, Howard Jason, 1861 - (University Alliance, 1908)

International Congress of Arts and Sciences - Rogers, Howard J. 1861 -1927 (University Alliance, 1904)

Internationale Monatsschrift für Anatomie und Histologie (1886)

Introducción al estudio de la flórula de micromicetos de Cataluña - Gonzáles Fragoso, R. 1862 -1928 (Museo Martorell, 1917)

Introduction to cryptogamic botany - Berkeley, M. J. (Miles Joseph), 1803 -1889 (H. Bailliere; [etc.,etc], 1857)

Introduction to cryptogamic botany - Berkeley, M. J. (Miles Joseph), 1803 -1889 (H. Bailliere, 1857)

An introduction to cytology, by Lester W. Sharp ... - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

Introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill Book Company, inc, 1934)

An introduction to structural botany - Scott, Dukinfield Henry, 1854 -1934 (A. and C. Black, 1894)

An introduction to structural botany - Scott, Dukinfield Henry, 1854 -1934 (Black, 1907)

An introduction to structural botany - Scott, Dukinfield Henry, 1854 -1934 (Black, 1904)

An introduction to structural botany... - Scott, Dukinfield Henry, 1854 -1934 (A. and C. Black, 1902)

An introduction to structural botany : part II, flowerless plants - Scott, Dukinfield Henry, 1854 -1934 (A. and C. Black, 1897)

Introduction to the study of fungi : their organography, classification and distribution, for the use of collectors - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (A. and C. Black, 1895)

Introduction to the study of fungi : their organography, classification, and distribution for the use of collectors - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (A. and C. Black, 1895)

Introduction to the study of fungi; their organography, classification, and distribution, for the use of collectors - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (A. and C. Black, 1895)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1913)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1920)

Iowa Erysiphaceae - Anderson, Jacob Peter, 1874 -1953 (1907)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1914)

Ireland; industrial and agricultural - Coyne, William P. (Browne and Nolan, limited, 1902)

Irish gardening (Pub. Office, 1918)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1892)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1893)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1911)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1912)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1916)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1921)

Irrigated soybean production in arid and semi-arid regions : proceedings of a conference held in Cairo, Egypt, 31 August - 6 September 1979 - University of Illinois at Urbana-Champaign. College of Agriculture. (International Agriculture Publications, College of Agriculture, University of Illinois at Urbana-Champaign, 1981)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1839)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1843)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1844)

J. Sturms Flora von Deutschland : in Abbildungen nach der Natur - Sturm, Jakob, 1771 -1848 (K. G. Lutz, 1902)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (1860)