Heliograph
Subject
Subject Source: Library of Congress Subject Headings
Found in 1 Collection or Record:
Charles C. Lewis letter and photographs
Collection — Multiple collection box [CA 1895 Aug 18] 1: [Barcode: i50031636]
Identifier: CA 1895 Aug 18
Abstract
Charles C. Lewis was a member of the Mazama climbing club. The collection consists of a letter by Lewis describing an expedition to set up heliographs atop Mt. Adams and Mt. Jefferson, as well as two matted photographs of Mt. Jefferson.
Dates:
1895 August 18
