01169nam0-22003371i-450-99000031591040332120110721122104.0000031591FED01000031591(Aleph)000031591FED0100003159120020821d--------km-y0itay50------baitaUSy-------001yySYMPOSIUM on the chemical basis of developmentsponsored by the McCollum- Pratt Institute of the Johns HopkinsUniveristy with support from the National Science Foundations. Edited by William D. McElroy and Bentley GlassBaltimoreThe Johns Hopkins Press1958XI, 934 p.ill.25 cm660Glass,BentleyMcElroy,William DavidMcCollum Prett Institute ; Johns Hopkins University ; National of Science FoundationsITUNINARICAUNIMARCBK99000031591040332104 116-33CI 4922DINCHVI C 265s.i.DMVSFDINCHDMVSFSYMPOSIUM on the chemical basis of development129538UNINA