Subject Source: Library of Congress Subject Headings
Found in 3 Collections and/or Records:
Unprocessed — Uncontainered 1-11
Unprocessed — Uncontainered 1-2
Series — Box 1
Scope and Contents This series contains several precision instruments collected by Col. Arthur L. Hecht, USA. The instruments include one pocket seal, a slide rule, and three varying sets of precision drawing tools, two of which made in Germany.