Item Detail Information

Book

7 1/4-inch field blink light apparatus

-- 7 1/4 inch field blink light apparatus

Copies

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A manual for a 7 1/4-inch blink light apparatus used to communicate with others via Morse code.

Title

7 1/4-inch field blink light apparatus -- 7 1/4 inch field blink light apparatus

Authors

Subjects

Language

English

Published

[Place of publication not identified] : [Carl Zeiss Jena?], 1910.

Publication Desc

30 pages, 4 folded leaves of plates : plans (folded) ;

Series

Dimensions

18 cm