Title
Letter from F. Wagner Schlesinger, Director of the Adler Planetarium to R.G. Olt, Optron Laboratory
Reference
ZPC.S3.F1.7
Creator
Scope and Content
In response to Olt's inquiry in a letter from October 19, 1945, Schlesinger describes the lamp used for the Zeiss' optical pointer and its specifications. An actual lamp in a Bakelite base was also sent to Olt as were technical details and instructions. The letter asks that the lamp and base not be adjusted in any way.
Physical Descrip.
One page, 8.5 x 11 inches
Subjects
Name as Subject(s)
Format
textual record
Level of description
ITEM
