American signal book, or, The United States telegraph vocabulary; being an appendix to Elford's marine telegraph signal book ... adapted to the use of the new semaphoric telegraph : to which is added the Boston Harbor signal book / by John R. Parker.
|Main Author:||Parker, John|
|Other Authors:||Elford, James M., d. 1876.|
Boston : From the Steam Power Press Office, W.L. Lewis, Printer, 1832.
Cipher and telegraph codes.
Aids to navigation > United States.
Signals and signaling.
132, 15  p.
ill., plates (part. col.) ;
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