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Actions Print current page Print all pages Download current page Download all pages Displays Refine Creator Harkness 1 Material brass 1 cast iron 1 steel 1 Object name Chronograph 1	Results Museum collection Creator: Harkness 1 Hits 1 Chronograph‎ Production date 1820 - 1920 Chronograph Object no. L-26a Maker: Harkness‎ Origin: United States Remove from selection Add to selection 1

Adler AIS
Adler Planetarium