Pocket Signal Disk for Instruction and Practice in the International Morse and Semaphore Codes, 1917
Folder: 62, Box: 21
Identifier: 2
Part of ML-7: Grenville Clark papers
Description
From the Box:
Publicity
Dates
- 1917
Conditions Governing Access
From the Collection:
Unrestricted.
Language of Materials
From the Collection: English
Part of the Rauner Library Archives and Manuscripts Repository