A Guide to the Fossil Mammals and Birds. 9th Edition. 6 Plates and 88 Text-figures. 1909, 8vo. 6_d._ A Guide to the Fossil Reptiles, Amphibians, and Fishes. 9th Edition. 8 Plates and 116 Text-figures. 1910, 8vo. 9_d._ A Guide to the Fossil Invertebrate Animals. 2nd Edition. 7 Plates and 96 Text-figures. 1911, 8vo. 1_s._ Guide to the Elephants (Recent and Fossil). 31 Illustrations. 1908, 8vo. 6_d._ MINERAL DEPARTMENT. A Guide to the Mineral Gallery. 11th Edition. With Plan. 1911, 8vo. 1_d._ The Student’s Index to the Collection of Minerals. 24th Edition. Plan. 1911, 8vo. 2_d._ An Introduction to the Study of Minerals, with a Guide to the Mineral Gallery. 13th Edition. 41 Woodcuts and Plan. 1910, 8vo. 6_d._ An Introduction to the Study of Rocks and Guide to the Museum Collection. 4th Edition. With Plan. 1909, 8vo. 1_s._ An Introduction to the Study of Meteorites, with a List of the Meteorites represented in the Collection. 10th Edition. With Plan. 1908, 8vo. 6_d._ BOTANICAL DEPARTMENT. List of British Seed-plants and Ferns exhibited in the Department of Botany. 1913, 8vo. 4_d._ Guide to Sowerby’s Models of British Fungi. By W. G. Smith. 3rd Edition. 91 Woodcuts. 1908, 8vo. 4_d._ Guide[31] to Drawings of Field and Cultivated Mushrooms, and Poisonous or Worthless Fungi, often mistaken for Mushrooms. 2 Plates, containing 28 coloured figures; 4 Text-figures. 1910, 8vo. 1_s._ Guide to the British Mycetozoa. By Arthur Lister. 3rd Edition. 46 Woodcuts. 1909, 8vo. 3_d._ Books and Portraits illustrating the History of Plant Classification exhibited in the Department of Botany. 2nd Edition. 4 Plates. 1909, 8vo. 4_d._ (_Special Guide Series, No. 2._) SPECIAL GUIDES. No. 4.--Memorials of Darwin: a collection of Manuscripts, Portraits, Medals, Books, and Natural History Specimens to commemorate the Centenary of his Birth. 2nd Edition. 2 Plates. 1910, 8vo. 6_d._ No. 5.--Exhibition of Animals, Plants, and Minerals mentioned in the Bible. 2nd Edition. 7 Text-figures. 1911, 8vo. 6_d._ HINTS FOR COLLECTORS. Handbook of Instructions for Collectors. With Illustrations. Third Edition. 1906, 8vo. 1_s._ 6_d._ Instructions for Collectors:-- No. 1.--Mammals. 4th Edition. Text illustrated. 1912, 8vo. 3_d._ No. 2.--Birds and their Eggs. 5th Edition. 6 Figures in text. 1912, 8vo. 3_d._ No. 3.--Reptiles, Batrachians, and Fishes. 3rd Edition. 1903, 8vo. 4_d._ No. 4.--Insects. 5th Edition. Text illust. 1911, 8vo. 3_d._ No. 5.--Diptera (Two-winged Flies). 3rd Edition. Text illust. 1908, 8vo. 3_d._ No. 6.--Mosquitoes (_Culicidæ_). 3rd Edition. 1 Plate, 1 Figure in text. 1904, 8vo. 3_d._ No. 7.--Blood-sucking Flies, Ticks, etc. 3rd Edition. 13 Figures in text. 1907, 8vo. 3_d._ No. 8.--Spiders, Centipedes, etc. 2nd Edition. 1906, 8vo. 3_d._