an illustrated key to the phyla, classes and more important orders of plants and animals with suggestions for studying them Jaques, H. E. (Harry Edwin) creator text bibliography iau Dubuque, Ia Wm. C. Brown Company [1947] 1947 Rev. ed. monographic eng

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iv, 172 p. illus. By H. E. Jaques. "Copyright ... 1946." "Some helpful reference books": p. 12-13. Biology Classification QH315 .J3 1947 574/.012 47002577 //r842 730213 20160527180811.0 10086