1926 Berlin Sketch
S.Sandag, H.Kendall, Poisoned Arrows, 2000, USA,  p139

Erdenebat (Erdeni Batukhan), Batukhan, Erdeni, (1888-1948).
Erdenebat, erdenebathan, Erdenebathaan, Erdenebatkhan, Erdenebatkhaan, Erdenebatuhan, Erdenebatukhan,
Erdeni Bathaan, Erdeni Batukhan, Erdeni Batukhan,
E.Oyun, Oyun Erdenebat,  erdenebat, erdeni Batukhan, batukhan, Batukhan erdeni>

Reader for Mongolian schools in the 1920's./ Monggol Ulus-un Arad-i Gegeregulku Yamun-aca,
Batukhan, Erdeni,; 1888-1948., Surgaguli-yin keuked-un sonirqan ungsiqu surgal bicig,