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Actions Print current page Print all pages Download current page Download all pages Displays Refine Creator Keuffel & Esser Co. 1 Material cardboard 1 ivorine 1 wood 1 Object name Slide Rule 1	Results Museum collection Material: ivorine 1 Hits 1 Slide Rule: Mannheim-type‎ Slide Rule Object no. A-321 Maker: Keuffel & Esser Co.‎ Origin: New York, United States Remove from selection Add to selection 1

Adler AIS
Adler Planetarium