Charles Protzman sits across from his wife during a 10th anniversary party at the Union Club of Tokyo. An unnamed woman sits with them at the table. "10th Anniversary Party" and "15 Feb '57 - Tokyo, Japan" are handwritten on the back of the...
An "A" board from the Shiba exchange. "'A' Board" and "Shiba Exchange, Tokyo" are handwritten on the negative's sleeve. "Sixty three" and "Pronounced Scotch accent on three thiii" are also handwritten on the sleeve. In addition, "63" is...
An "A" board from the Shiba exchange. "'A' Board" and "Shiba Exchange, Tokyo" are handwritten on the photograph's sleeve. "Sixty three" and "Pronounced Scotch accent on three thiii" are also handwritten on the sleeve. In addition, "63" is...
Women wearing kimonos sit in front of a switchboard. Three women stand behind the switchboard operators. "'A' Operators Positions" and "Shiba Exchange, Tokyo" are handwritten on the photograph's sleeve.
Women wearing kimonos sit in front of a switchboard. Three women stand behind the switchboard operators. Women also gather at a desk. "'A' Operators Positions" and "Shiba Exchange, Tokyo" are handwritten on the negative's sleeve.
A "B" board from the Shiba exchange. "'B' Board" and "Shiba Exchange, Tokyo" are handwritten on the negative's sleeve. "No tape, no tape, I guess so, no tape? no tape? I Guess So" and "No tape? Not tape? I guess so?" are written on the back of...
A "B" board from the Shiba exchange. "'B' Board" and "Shiba Exchange, Tokyo" are handwritten on the photograph's sleeve. "No tape, no tape, I guess so, no tape? no tape? I Guess So" and "No tape? Not tape? I guess so?" are written on the back of...
Women wearing kimonos sit in front of a switchboard. Two women stand behind the switchboard operators. Three women gather around a desk. "'B' Operators Position" and "Shiba Exchange, Tokyo" are handwritten on the photograph's sleeve.
Women wearing kimonos sit in front of a switchboard. Two women stand behind the switchboard operators. Three women gather around a desk. "'B' Operators Position" and "Shiba Exchange, Tokyo" are handwritten on the negative's sleeve.
Speeches, addresses, etc.; Denki Tsūshin Gakkai; Meetings; Radio; American Physical Society; Nyquist, Harry; Friis, Harald T. (Harald Trap), 1893-1976; Radio Receivers and reception; Telecommunication; Telephone
Frank Polkinghorn's brief introduction on receiver noise and its measurement delivered at a special meeting of the Institute of Electrical Communication Engineers on 1949 March 26.
Photographs; Men; Blackboards; Chairs; Furniture; Plants; Flower arrangement; Windows
An unnamed man sits on a chair in front of a blackboard. An object standing behind him contains Japanese writing. "May 1961" is handwritten on the back of the photograph.
A memorandum for record of the proposal for a management training course for the communications manufacturing industry. It lists the three fundamental units essential for the establishment and continuous success and growth of the Japanese...
Government publications; Science; Technology; Street addresses; Birthplaces; Associations, institutions, etc.; Job titles; Consultants; Education; College teachers; Universities and colleges; Factories; Industries; Engineers; Engineering;...
Volume II of the short biography of Japanese scientists that includes information such as: home addresses; dates and places of birth; fields of interest; organizations; present positions and activities; consultancy; past experiences; and...
Government publications; Street addresses; Birthplaces; Associations, institutions, etc.; Job titles; Consultants; Education; College teachers; Universities and colleges; Factories; Industries; Engineers; Engineering; Scientists
Volume V-I of the short biography of Japanese scientists that includes information such as: home addresses; dates and places of birth; fields of interest; organizations; present positions and activities; consultancy; past experiences; and...
Government publications; Street addresses; Birthplaces; Associations, institutions, etc.; Job titles; Consultants; Education; College teachers; Universities and colleges; Factories; Industries; Engineers; Engineering
Volume V-4 of the short biography of Japanese scientists that includes information such as: home addresses; dates and places of birth; fields of interest; organizations; present positions and activities; consultancy; past experiences; and...
Telecommunication; Engineers; Speeches, addresses, etc.; Telephone systems; Telephone; Business enterprises; Census; College students
Frank Polkinghorn's talk to undergraduate engineers on the various aspects of the communication system in Japan and the telephone system in the United States.
Communication; Engineers; Engineering; Japan; Telephone; United States; Wood poles; Research; Profit; Telephone systems; Telegraph; Business enterprises; Census; College students
A reprint of Frank Polkinghorn's work from the volume 38, number 10, October 1950 issue of the Electrical Review (Denki Hyoron) titled, "A Talk to Future Communications Engineers." Frank Polkinghorn, director of the Research & Development...
A woman and a little girl stand near a sign written in Japanese and says the "FAIRMONT HOTEL." "3rd Jan 1959" is written on the back of the photograph.
Letters; Western Electric Company; Foster, A. G.; Cables, Submarine; AT & T; Business enterprises; Employees - Training of; Standard Telephones and Cables (London, England)
A. G. Foster, superintendent of supplies inspection at Western Electric Company, writes Mr. C. W. Protzman regarding the Submarine Cable Project at overseas locations. He informs Protzman that under present conditions, it is unlikely that an...
Supreme Commander for the Allied Powers; Travel; Government publications
An absence and travel authority for Charles W. Protzman and his wife, Constance, to various places in Japan from December 29, 1949 to January 8, 1950. It contains original signatures.
