. Guide leaflet. iJT^/^^- J ^Vii,* Fin. 34, MAN AMONG THE PRIMATES (Wall Chart 6) [76] INTRODLCnON IO HUMAN ANATOMY. Courtesy G. P. Putnams Sons Fig. 35. MANS EMERGENCE IN GEOLOGIC TIME. Numerals at left standfor millions of years since beginning of period, according to rate of radium emana-tion from uranium minerals, based on Barrells estimates [77]

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