Published by Journal of Heredity, 1954
pamphlet. Condition: Good. Prompt Shipment, shipped in Boxes, Tracking PROVIDEDOffprint. Good, sunned, reprinted without change of paging from the Journal of Heredity, Washington, D. C., Vol. XIV, No. 5, September-October, 1954, signature in pencil: Dollinger, E. J. 1954, Singleton, Stamp: Entered Jun 14, 1963, Norman H Giles (2).