19

A pictorial album of wireless and radio, 1905-1928 / by Harold S. Greenwood

Archives, Room Use Only - TK6560.G74 1961




19

Fifty years of electronic components 1921-1971 / by H.A.G. Hazeu

Archives, Room Use Only - TK7870.H39 1971




19

In Marconi's footsteps, 1894 to 1920: early radio / Peter R. Jensen

Archives, Room Use Only - TK6547.J46 1994




19

History of the telephone and telegraph in Uruguay, 1886-1925 / by Victor M. Berthold

Archives, Room Use Only - HE9114.B47 1925




19

Newcomb Carlton, 1869-1953, of Western Union / Charles Penrose ; illustrations by Richard F. Bartlett

Archives, Room Use Only - HE7797.W55 C36 1956




19

Samuel F.B. Morse: his letters and journals / ed. and supplemented by his son Edward Lind Morse; illustrated with reproductions of his paintings and with notes and diagrams bearing on the invention of the telegraph ... Boston, Houghton Mifflin, 1914

Archives, Room Use Only - TK5243.M7 A33 1972




19

Das deutsche Telegraphen-, Fernsprech- und Funkwesen 1899-1924.

Archives, Room Use Only - TK6073.D48 1925




19

A century of service: a brief history of Cable and Wireless Ltd. 1868-1968 / by K.C. Baglehole

Archives, Room Use Only - HE8110.C33 B34 1978




19

Leeds & Northrup apparatus at the Louisiana Purchase Exposition 1904.

Archives, Room Use Only - TK455.L443 1904




19

The story of the first trans-atlantic short wave message: proceedings of the Radio Club of America inc.: 1BCG commemorative issue, October 1950.

Archives, Room Use Only - TK6540.S86 1950




19

The development of electrical technology in the 19th century / by W. James King

Archives, Room Use Only - TK17.K56 1962




19

Roster of the Signal Corps, U.S.A., 1861-1865: 1. Members whose addresses are known; 2. Members who have died; 3. Members whose addresses are unknown / compiled by the Secretary, U.S. Veteran Signal Corps Association, July 1901

Archives, Room Use Only - UG573.U78 1901




19

Handbook of submarine cables: U.S. Signal Corps / prepared under the direction of Brigadier-General A.W. Greely, by Major Edgar Russel, with supplementary chapter on factory testing by Major Samuel Reber, 1905

Archives, Room Use Only - UG607.U55 1905




19

Utility of wires: office superintendent of telegraph / Philadelphia, Pa., January 1, 1909

Archives, Room Use Only - TF627.P46 1909




19

Regulations for United States military telegraph lines, Alaskan cables, and wireless telegraph stations, U.S. Signal Corps / prepared under the direction of Brigadier General James Allen, Chief Signal Officer of the Army, 1911

Archives, Room Use Only - UG603.A76 1912




19

Constitution of the Order of Railroad Telegraphers: revised and amended at the twenty-fifth regular and second triennial session of the Grand Division, held at St. Louis, Mo., May, 1927.

Archives, Room Use Only - HD6515.T252 O73 1927




19

Cyrus W. Field: his life and work (1819-1892) / edited by Isabella Field Judson

Archives, Room Use Only - TK5611.F5 J83 1896




19

Conférence Radiotélégraphique Internationale de Washington, 1927: listes des délégués des gouvernements et des représentants des compagnies et des organismes internationaux.

Archives, Room Use Only - TK5283.I58 1927




19

The history of the Institution of Electrical Engineers (1871-1931) / by Rollo Appleyard

Archives, Room Use Only - TK1.I42 1939




19

Radio pioneers, 1945: commemorating the Radio pioneers dinner, Hotel Commodore, New York, N.Y., November 8, 1945 / [Harold P. Westman, editor in chief.]

Archives, Room Use Only - TK6547.I56 2006




19

Communications and the manufacturer / by E.S. Byng ; a lecture to the Post Office Telephone and Telegraph Society of London on January 15th, 1934

Archives, Room Use Only - TK5102.5.B96 1934




19

The life of James Francis Leonard, the first practical sound-reader of the Morse alphabet / by John Wilson Townsend ; a paper read before the Filson Club at its meeting, October 5, 1908

Archives, Room Use Only - TK5243.L4 T69 1909




19

Training manual - signalling: (provisional) 1915 / General Staff, War Office

Archives, Room Use Only - UG575.G7 G74 1915




19

Signal card, 1937.

Archives, Room Use Only - V285.G7 S54 1937




19

Centenary of the Netherlands Telegraph Service: exhibition at The Hague, July 19th through September 28th, 1952: bulletin of the Organizing Committee.

Archives, Room Use Only - HE7045.C46 1952




19

London international telephone exchange: reproduced from the Post Office Electrical Engineers' Journal of July, 1934 / by S. Birch and C.H. Hartwell

Archives, Room Use Only - TK6211.B57 1934




19

Handbook for wireless telegraph operators working installations licensed by His Majesty's Postmaster-General: revised in accordance with the Radiotelegraph Convention of London, 1912.

Archives, Room Use Only - TK5743.G74 1915




19

Signal book, United States Army: 1916.

Archives, Room Use Only - UG573.U56 1916




19

Room noise and reverberation / by W. West ; a lecture to the Post Office Telephone and Telegraph Society of London on December 11th, 1933

Archives, Room Use Only - TK6169.W47 1934




19

Western Union Telegraph Company, 1851-1901: a retrospect.

Archives, Room Use Only - HE7797.W53 W46 1901




19

75 Jahre Lorenz, 1880-1955: Festschrift.

Archives, Room Use Only - TK451.L6 L67 1955




19

Fiftieth anniversary golden yearbook, 1909-1959.

Archives, Room Use Only - TK6540.R129 1959




19

Thermionic valves, 1904-1954: the first fifty years.

Archives, Room Use Only - TK7872.V3 I55 1955




19

Hasler, 1852-1952: hundert Jahre Fernmeldetechnik und Präzisionsmechanik.

Archives, Room Use Only - HD9695.S94 H37 1952




19

Visual telegraphy / issued by the General Staff, May, 1919

Archives, Room Use Only - UG575.G7 V57 1919




19

Short history of the telegraph: a lecture to the Post Office Telephone and Telegraph Society of London on February 19th 1934 / by H.G. Sellars

Archives, Room Use Only - TK5115.S45 1934




19

New COVID-19 cases worrying: CM

Two persons who arrived from the Gulf tested positive for SARS-CoV-2




19

COVID-19 hospital in Kasaragod

CSR project of Tata Projects in Kasaragod to have 400-bed quarantine ward, 96-bed isolation ward




19

Nutrient supplements might help in fighting against COVID-19, says study




19

Researchers develop molecule for potential COVID-19 drug in India




19

Asteroid 1998 OR2 to safely fly past Earth this week




19

We have to register outright win against COVID-19, says Kumble




19

Russia reports 10,817 COVID-19 cases in 24 hrs




19

6-week-old baby becomes UK's youngest COVID-19 victim




19

COVID-19: Faf, Siya come together to help Bonteheuwel residents




19

COVID-19 effect: Golden Globes eligibility rules tweaked




19

Xiaomi gears up for MIUI 12 global launch on May 19




19

COVID-19: Lanning delivers virtual batting class for Ireland eves




19

UN chief says funding of WHO, humanitarians should not be cut amid COVID-19




19

COVID-19 cases crosses 26,000 mark in Pakistan, death toll reaches 611