TY - BOOK TI - Field book of ponds and streams; an introduction to the life of fresh water UR - https://www.biodiversitylibrary.org/item/27042 PB - G. P. Putnam's sons CY - New York PY - 1930 N1 - Frontispiece accompanied by leaf with descriptive letterpress and leaf with outline drawing; descriptive letterpress on page preceding each plate; some of the colored plates accompanied by leaf with outline drawing. --- "First edition." AU - Morgan, Ann Haven, KW - Freshwater biology ER -