Harold M. Mallett
Stanley Edward Ayling
Israel Regardie
American Quintana Roo Expedition.
A. Trevor Tolley
G. Allen Sherman
Rex Christiansen
Frank Kyper
Lewellys F. Barker
Barrington Moore
Albrecht Ritschl
Allen, Elizabeth
I. G. Edmonds
Helga Weippert
John Henry Oechtering
Walt Reed
Robert A. Ruttan