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Actions	Details Remove from selection Add to selection Title Three technicians with Zeiss Projector parts Reference APHP.S10.F3.1 Scope and Content Three Adler technicians are working on the Zeiss Projector. An older gentleman and two young men, (left to right) Frederick O'Callaghan, Curt Richter, and Bert C. McKeena, are putting together a part of the Zeiss. The parts are laid out. Physical Descrip. One 4 x 5 inch black and white print Subjects Zeiss projector, Adler Planetarium & Astronomy Museum -- Staff Geographic Access Point Chicago (Ill.) Name as Subject(s) Frederick O'Callaghan, Curt C. Richter, Bert C. McKenna Format graphic material Level of description ITEM Hierarchy browser Adler Planetarium Historic Photographs COLLECTION contains 12 parts Zeiss Projector SERIES contains 7 parts Zeiss Projector with Technicians FILE contains 13 parts Three technicians with Zeiss Projector parts ITEM

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Title
Three technicians with Zeiss Projector parts
Reference
APHP.S10.F3.1
Scope and Content
Three Adler technicians are working on the Zeiss Projector. An older gentleman and two young men, (left to right) Frederick O'Callaghan, Curt Richter, and Bert C. McKeena, are putting together a part of the Zeiss. The parts are laid out.
Physical Descrip.
One 4 x 5 inch black and white print
Subjects
Zeiss projector, Adler Planetarium & Astronomy Museum -- Staff
Geographic Access Point
Chicago (Ill.)
Name as Subject(s)
Frederick O'Callaghan, Curt C. Richter, Bert C. McKenna
Format
graphic material
Level of description
ITEM

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