Published by Genetics, 1956
pamphlet. Condition: Good. Prompt Shipment, shipped in Boxes, Tracking PROVIDEDGood, sunned, reprinted from Genetics, Vol. 42, No. 2, March, 1957, 2 copies, 1) Henry T. Yost is underlined, 2) name in ink: Yost, Henry T. Jr. and stamp: Thomas W. Whitaker.