Детали

Letter from R.G. Olt, Optron Laboratory, to F. Wagner Schlesinger, Director of the Adler Planetarium

ZPC.S3.F1.6

Letter states that the Engineer's Club of Dayton, OH has a Zeiss planetarium for which the optical pointer was missing when received. The letter asks if the Adler can provide characteristics of the lamp in question and its holder. Lastly, it asks whether such lamps are available in the US.

One page, 8.5 x 11 inches

R.G. Olt, Adler Planetarium

textual record

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