Title
Letter from K.A. Bauer, Carl Zeiss, Inc. to Maude Bennot, Director of the Adler Planetarium
Reference
ZPC.S2.F1.10
Creator
Bauer, K.
Scope and Content
Letter addressing the problem of the moon projection, stating that the Zeiss factory confirmed that part 437 [gold mirror] is perfectly round and that the poor image noted by Adler Planetarium could be due to (1) poorly adjusted bulb or (2) projection surface is not plane.
Physical Descrip.
One page, 8.5 x 11 inches
Subjects
Zeiss projector
Geographic Access Point
Chicago (Ill.)
Name as Subject(s)
Maude Bennot, K. A. Bauer, Adler Planetarium, Carl Zeiss Works
Format
textual record
Level of description
ITEM
