Wireless telegraphy, 3 Government publications on this subject offered for sale.

Argument in support of limited post and telegraph, by Postmaster-General, together with certain appendices relating to postal telegraphy.
Published: (1890)

Wire and wireless communications in Libia.
Published: (1915)

Wireless telegraphy /
by: Zenneck, Jonathan Adolf Wilhelm, 1871-
Published: (1915)

[Wireless telegraph operators of Navy required to use Continental Morse Code].
Published: (1907)

[Wireless telegraph station for Alaska establishment at Cordova in lieu of Valdez as originally intended].
Published: (1908)

[Navy vessels with wireless telegraph, instructions to make meteorological observations and transmit them to Weather Bureau].
Published: (1905)

Simplified theory of wireless telegraphy.
Published: (1918)

Wireless telegraphy and wireless telephony.
Published: (1910)

[Circular approving use of wireless telegraphic code for meteorological observers at sea, issued by Weather Bureau, for transmitting reports to Weather Bureau].
Published: (1906)

Principles of wireless telegraphy,
by: Pierce, George Washington, 1872-1956
Published: (1910)

Proposed standard form for Government telegram.
Published: (1925)

List of units for use of telegraph and cable companies (exclusive of wireless telegraph companies) in preparation of completion reports and record of property changes as prescribed by Interstate Commerce Commission in accordance with Section 19a of Act to Regulate Commerce.
Published: (1931)

Instructions for use of wireless-telegraph apparatus.
Published: (1903)

Regulations governing use of telegraph and payment of telegraph tolls.
Published: (1921)

Regulations governing use of telegraph and payment of telegraph tolls.
Published: (1921)

Official telegraph rates apply to Government business exclusively.
Published: (1892)

International wireless telegraph convention concluded between Germany, U.S.A, Argentina, Austria, Hungary, Belgium, Brazil, Bulgaria, Chile, Denmark, Spain, France, Great Britain, Greece, Italy, Japan, Mexico, Monaco, Norway, Netherlands, Persia, Portugal, Roumania, Russia, Sweden, Turkey, and Uruguay.
Published: (1907)

General provisions and specifications governing erection of telegraph line for Bureau of Ordnance.
Published: (1898)

Notice of special series of midnight telegraphic time signals to be sent out by U.S. Naval Observatory on May 3, 1905.
Published: (1905)

Postal laws and regulations of U.S.A., compiled, revised, and published in accordance with Act of Congress approved Mar. 3, 1891.
Published: (1893)

A history of wireless telegraphy.
by: Fahie, J. J. (John Joseph), 1846-1934
Published: (1971)

Wireless telegraphy and telephony : an outline for electrical engineers and others /
by: Turner, Laurence Beddome
Published: (1921)

Wireless telegraphy in the Philippine Islands.
Published: (1912)

Wireless telegraphy in the Philippine Islands.
Published: (1912)

Wireless telegraphy and telephony : a handbook of formula, data and information /
by: Eccles, W. H. (William Henry), 1875-1966
Published: (1918)

Practical wireless telegraphy : a complete text book for students of radio communication /
by: Bucher, Elmer Eustice, 1885-
Published: (1917)

Manual of military telegraphy for Signal Service, U.S. Army, embracing permanent and field lines.
Published: (1872)

Wireless telegraphy on certain ocean steamers.
Published: (1910)

The electro-magnetic telegraph : with an historical account of its rise, progress, and present condition : also, practical suggestions in regard to insulation, and protection from the effects of lightning : together with an appendix, containing several important telegraphic decisions and laws /
by: Turnbull, Laurence, 1821-1900
Published: (1853)

Der Telegraph in administrativer und finanzieller Hinsicht /
by: Schöttle, Gustav
Published: (1883)

Service and Regulatory Announcements : Bureau of Animal Industry, Aug. 1938.
Published: (1938)

[Forwarding instructions for telegrams to Fort Wingate, N.Mex.].
Published: (1905)

[Western Union Telegraphic Code universal edition, changes].
Published: (1908)

[Telegraph rates for service between Fort Morgan and Mobile, Ala.].
Published: (1908)

Unnecessary use of telegraph.
Published: (1919)

[Telegraph office for Fort Morgan establishment at Mobile, Ala.].
Published: (1906)