Keegan's international code.
Subtitle: A practical three-letter code
By: comp. by the Seattle Code Bureau ... Copyright ... by M. W. Keegan.
Contributors: Seattle (Wash.). Code Bureau,
Edition: 2d ed. (1917)
Publisher: Dearborn Printing Company]
Published: 1917
Place of publication: [Seattle
Language: eng
Number of pages: 348
Subjects: Cipher and telegraph codes; Cipher and telegraph codes -- Lumber trade