00413ntaaa2200157 45000030003000000050017000030080021000200400037000410820012000781000026000902450057001162500010001732600040001833000016002236500016002390120251027201124.00714s1973 ag 01  aAR-BaBNbspacAR-BaBNeaacrdRIC a215 C76 aConklin, Edwin Grant  aDirection of human evolution / cEdwin Grant Conklin a1 ed. as.l. : bC. Scribner's Sons, c1925 axxi, 247 p. aEvolucioĢn