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Communication and Technology

 Subject
Subject Source: Library of Congress Subject Headings
Scope Note: Created For = NAHSTE

Found in 1 Collection or Record:

Black ring-bound notebook, c. 1920-1921

 Item
Identifier: Coll-37/B.5A
Scope and Contents

Black ring-bound notebook, c.1920-1921. The item contains notes and narratives of experiments on atmospherics and on Aperiodic Impulses. The work begins July 12 [1920] and continues to April 17 [1921].

Dates: c. 1920-1921