text Philadelphia Wistar Institute Press 1930 Ind 23 p. : ill. ; 26 cm. 23 p. : ill. ; 26 cm. HEALTH, Harold ANNELIDA ECHIUROIDEA 595.14 595.14HEAc INLIS000000000024817 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)