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

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

Introduction to elementary practical biology; a laboratory guide for high-school and college students - Dodge, Charles Wright, 1863 -1934 (Harper & brothers, 1894)

Introduction to elementary practical biology; a laboratory guide for high-school and college students - Dodge, Charles Wright, 1863 -1934 (Harper & Brothers, 1894)

An introduction to entomology - Comstock, John Henry, 1849 -1931 (Comstock, 1949)

An introduction to entomology - Comstock, John Henry, 1849 -1931 (The Comstock publishing co., inc, 1933)

An introduction to entomology - Comstock, John Henry, 1849 -1931 (The Comstock publishing co, 1920)

An introduction to general biology - Sedgwick, W. T. (William Thompson), 1855 -1921 (H. Holt, 1899)

An introduction to general biology - Sedgwick, W. T. (William Thompson), 1855 -1921 (H. Holt, 1895)

An introduction to palaeontology - Davies, A. Morley (Arthur Morley), 1869 -1959 (Morby, 1920)

An introduction to physiological & systematical botany - Smith, James Edward, 1759 -1828 (A. Finley, 1814)

Introduction to physiological and systematical botany - Smith, James Edward, 1759 -1828 (Longman, 1819)

An introduction to physiological and systematical botany - Smith, James Edward, 1759 -1828 (Longman, Hurst, Reese, Orme, 1807)

An introduction to physiological and systematical botany - Smith, James Edward, 1759 -1828 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1819)

An introduction to physiological and systematical botany - Smith, James Edward, 1759 -1828 (Longman, Hurst, Reese, and Orme, 1809)

Introduction to plant geography and some related sciences - Polunin, Nicholas (McGraw-Hill, 1960)

Introduction to structural and systematic botany, and vegetable physiology - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1857)

Introduction to structural and systematic botany and vegetable physiology : being a 5th and rev. ed. of The botanical textbook, illustrated with over thirteen hundred woodcuts - Gray, Asa, 1810 -1888 (Ivison, Phinney & Co, 1865)

Introduction to structural and systematic botany and vegetable physiology : being a fifth and revised edition of The botanical text-book - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1876)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, 1917)

Introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green and co, 1913)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, 1917)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, and co, 1921)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, 1928)

An introduction to the geology of Cape Colony - Broom, Robert, 1866 -1951 (Longmans, Green, 1909)

An introduction to the natural system of botany : or, A systematic view of the organisation, natural affinities, and geographical distribution, of the whole vegetable kingdom : together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, and Green, 1830)

An introduction to the natural system of botany: or, A systematic view of the organization, natural affinities, and geographical distribution of the whole vegetable kingdom; together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (G. & C. & H. Carvill, 1831)

Introduction to the plant-life of the Oxford district - Church, A. H. (Arthur Harry), 1865 -1937 (Milford, 1922)

Introduction to the plant-life of the Oxford district - Church, A. H. (Arthur Harry), 1865 -1937 (H. Milford, Oxford University Press, 1922)

An introduction to the science of botany : chiefly extracted from the works of Linnaeus : to which are added, several new tables and notes, and a life of the author - Linné, Carl von, 1707 -1778 (Printed for F.C. and J. Rivington, Wilkie and Robinson, J. Walker, White and Co., [etc.], 1810)

An introduction to the science of botany chiefly extracted from the works of Linnaeus, to which are added several new tables and notes and a life of the author - Thornton, Robert John, 1837 (printed for F. C. and J. Rivington ; Wilkie and Robinson ; J. Walker ; White and Co. ; Longman, Hurst, Rees, and Orme ; Cadell and Davies ; Lackington, Allen and Co. ; J. Booker : J. Mawman. B. Crosby and Co. ; W. Haynes ; Sherwood, Neely and Jones ; J. J, 1810)

Introduction to the science of botany : illustrated, on an entirely new principle, by a series of highly finished delineations of the plants, coloured to represent nature : including characteristic details of the physiology, uses, and classification of the vegetable kingdom - Partington, Charles Frederick, 1857? (Harvey and Darton, 1835)

An introduction to the structure and reproduction of plants - Fritsch, Felix Eugene, 1879 -1954 (Bell, 1920)

An introduction to the structure and reproduction of plants - Fritsch, Felix Eugene, 1879 -1954 (G. Bell and sons ltd, 1920)

An introduction to the study of Algae - Chapman, V. J. (Valentine Jackson), 1910 -1980 (Macmillan, 1941)

An introduction to the study of botany - Smith, James Edward, 1759 -1828 (Longman, Rees, Orme, Brown, Green, and Longman, 1833)

An introduction to the study of English botany; with a glossary of terms - Banks, George, (H. Washbourne, 1832)

An introduction to the study of fishes - Günther, Albert C. L. G. (Albert Carl Ludwig Gotthilf), 1830 -1914 (A. and C. Black, 1880)

An introduction to the study of fossils (plants and animals) - Shimer, Hervey Woodburn, 1872 -1965 (The Macmillan Company, 1914)

An introduction to the study of fossils (plants and animals) - Shimer, Hervey Woodburn, 1872 -1965 (The Macmillan Co, 1921)

Introduction to the study of palæontological botany - Balfour, John Hutton, 1808 -1884 (Adam and Charles Black, 1872)

An introduction to the study of zoology : by T. H. Huxley, F. R. S. ; with eighty-two illustrations - Huxley, Thomas Henry, 1825 -1895 (D. Appleton, 1910)

An introduction to the study of zoology, illustrated by the crayfish - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1895)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (J. & A. Churchill, 1907)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (P. Blakiston, 1907)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (J. & A. Churchill, 1911)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (J. & A. Churchill, 1900)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (Blakiston's, 1911)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (P. Blakiston's Son & Co, 1907)

An introduction to vegetable physiology, with references to the works of De Candolle, Lindley, etc (W. Pickering, 1845)

Introduction to zoology; a guide to the study of animals, for the use of secondary schools - Davenport, Charles Benedict, 1866 -1944 (Macmillan company, 1900)

Inventaire des plantes phanérogames et cryptogames vasculaires croissant spontanément ou cultivées en grand dans le département de l'Orne - Letacq, Arthur Louis, 1855 -1923 (Jules Lecerf, 1906)

The invertebrate fauna of the inland waters of Scotland Pt. IV - Scott, Thomas, 1840 -1929 (Fisheries Board, 1894)

The invertebrate fauna of the inland waters of Scotland, part II - Scott, Thomas, 1840 -1929 (Fisheries Board, 1891)

An investigation into the use of biological agents for the control of aquatic plant growth in irrigation systems in Alberta - Allen, E. Ashley Dale. (Research Management Division, Alberta Environment, 1987)

Investigations in fish control - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1964)

Investigations in fish control - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1975)

Investigations on microscopic foams and on protoplasm; experiments and observations directed towards a solution of the question of the physical conditions of the phenomena of life - Bütschli, Otto, 1848 -1920 (Black, 1894)

Investigations on microscopic foams and on protoplasm. Experiments & observations directed towards a solution of the question of the physical conditions of the phenomena of life - Bütschli, Otto, 1848 -1920 (A. and C. Black, 1894)

The invisible world revealed by the microscope ; or, thoughts on animalcules - Mantell, Gideon Algernon, 1790 -1852 (J. Murray, 1850)

The invisible world revealed by the microscope ; or, Thoughts on animalcules - Mantell, Gideon Algernon, 1790 -1852 (J. Murray, 1850)

Ioan Henrici Alstedii Scientiarum omnium encyclopædiæ : tomus primus [-quartus] ... - Alsted, Johann Heinrich, 1588 -1638 (Sumptibus Ioannis Antonii Huguetan Filij, & Marci Antonii Ravaud, viâ Mercatoriâ ad insigne Sphæræ, 1649)

Ioannis Antonii Scopoli ... Flora Carniolica : exhibens plantas Carnioliae indigenas et distributas in classes, genera, species, varietates, ordine Linnaeano - Scopoli, Giovanni Antonio, 1723 -1788 (Impensis Ioannis Pauli Krauss, bibliopolae Vindobonensis, 1772)

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

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1894)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1895)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1896)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1898)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1899)