Radio code manual ; twenty lessons on the radio code and selected projects on code-learning equipment /

McNeill's code. : Arranged to meet the requirements of mining, metallurgical and civil engineers; directors of mining, smelting and other companies; bankers; stock and share brokers; solicitors, accountants, financiers and general merchants /
by: McNeill, Bedford, -1916
Published: (1895)

United States meteorological codes and coding practices.
Published: (1998)

Peterson international code.
Published: (1951)

Tableau syllabique et steganographique ... = A Syllabical and steganographical table ...
by: Wouves, P. R.
Published: (1797)

Transmission of Telegrams : hearings before the United States House Committee on Interstate and Foreign Commerce, Sixty-Second Congress, second session, on May 24, 1912.
Published: (1912)

Typhoon-warning code of Manila Observatory.
Published: (1908)

A lecture on telegraphic language : delivered before the Boston Marine Society, February 5, 1833 /
by: Pickering, John, 1777-1846
Published: (1833)

Découverte fort importante por les finances, le commerce, la banque, l'industrie, les arts, etc., ou, Description d'un procédé que chacun pourra employer sans aucuns frais et varier á son gré ... /
by: Gouvenain, C.-A. de
Published: (1826)

[Order on use of cipher code in Navy telegraph communications].
Published: (1904)

American telegraph system, semaphoric as well as magnetic : American semaphore or marine signals, connected with the electro-magnetic telegraph /
Published: (1846)

The Psychology of skill: three studies.
Published: (1973)

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: Parker, John R.
Published: (1832)

U.S. Signal Service weather code, July 1, 1887.
Published: (1887)

U.S. Signal Service weather code, revised edition, Mar. 1, 1889.
Published: (1889)

Sly the sleuth and the code mysteries /
by: Napoli, Donna Jo, 1948-
Published: (2009)

Telegraphic dictionary of U.S. Navy, with introductory explanations.
Published: (1865)

Admiralty list of radio signals.

Telegraphic signals for the use of His Majesty's fleet.
Published: (1816)

Secret codes /
by: Fletcher, Helen Jill, 1910-
Published: (1980)

Codes and ciphers /
by: Pennycook, Andrew
Published: (1980)

Codes, ciphers & other cryptic & clandestine communication : making and breaking secret messages from hieroglyphs to the Internet /
by: Wrixon, Fred B.
Published: (1998)

The kids' code and cipher book /
by: Garden, Nancy
Published: (1981)

Practical radio telegraphy /
by: Nilson, Arthur Reinhold, 1897-1945
Published: (1928)

Codes and cryptography /
by: Welsh, D. J. A.
Published: (1988)

Codes and ciphers /
by: D'Agapeyeff, A. (Alexander)
Published: (1939)

Codes and ciphers /
by: D'Agapeyeff, A. (Alexander)
Published: (1974)

All kinds of codes /
by: Babson, Walt
Published: (1976)

Codes and ciphers /
by: Wrixon, Fred B.
Published: (1992)

Instructions for using heliograph of Signal Corps, U.S. Army, authorized by G.O. No. 99, 1888, amended by G.O. No. 59, 1889, and G.O. No. 32, 1896, Headquarters of Army, Adjutant-General's Office.
Published: (1897)

Use of telegraph code.
Published: (1927)

Use of cipher code.
Published: (1919)

Secret writing--codes and messages /
by: Baker, Eugene H.
Published: (1980)

Loads of codes and secret ciphers /
by: Janeczko, Paul B.
Published: (1984)

Lloyd's Register of Shipping : private telegraphic code.
Published: (1931)

Preliminary War Department telegraphic code, supplemental to and to be inserted as an appendix to Western Union telegraphic code.
Published: (1899)

The book of codes : understanding the world of hidden messages : an illustrated guide to signs, symbols, ciphers, and secret languages /
Published: (2009)