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![["Descriptive specifications of Learadio Lear-O-Scope Model LC 100 Radio Compass Direction Finder," circa 1931-1939]](/img/placeholder.gif?1781041775 "["Descriptive specifications of Learadio Lear-O-Scope Model LC 100 Radio Compass Direction Finder," circa 1931-1939]")
Lear Developments, ["Descriptive specifications of Learadio Lear-O-Scope Model LC 100 Radio Compass Direction Finder," circa 1931-1939], [2000-06-20_container_010]. Museum of Flight Digital Collections, accessed 11/06/2026, https://digitalcollections.museumofflight.org/nodes/view/4786