Regarding development of a radio station in Thule, Greenland.

Regarding installation and maintenance of electrical systems.

Regarding Dietsch's article, "The Tangier Radio Relay System."

Includes "Engineering Factors Involved in Relocating WEAF," "Some Factors in the Design of Directive Broadcast Antenna Systems," and "Notes on Broadcast Antenna Developments."

Includes an article on single side band broadcasting.

Materials removed from folder labeled "2-KW short-wave Transmitter Type SK 32 A." Folder not retained. Includes maps and articles relating to the Tangier Radio Relay System.

Regarding payments to Dietsch from NBC and RCA.

Includes "The Tangier Radio Relay System,"Antenna Terminations," "Terminating Concentric Lines," and "Suppression of Transmitter Harmonics."

Includes invoices and correspondence from Dietsch's private engineering consulting after his retirement from NBC.

Includes correspondence and handbook excerpts compiled by Dietsch. Material removed from folder for conservation. Folder not retained.

Includes banquet progams, "Model RB-2 Pack Transmitter for Relay Broadcast Purposes," RCA Relay May-June 1978, "Field Television," "Accuracy and Speed on Short-wave Teleprinter Services," and new product infographics.

Includes calculations for radio stations in Tangier, Morocco and Dixon, California. Material removed from binder for conservation. Binder not retained.

From Dickerson & Rhoads, Architects.

Tangier, Morocco.

Includes Dietsch's RCA patent agreement and a copy of his variable condenser patent.

Dixon, California. Includes a copy of RCA's government contract for the Voice of America project dated 1949 November 30.

Includes correspondence and data related to short wave transmitters and RCA stations in Chicopee Falls, Massachusetts and Brazil.

Includes photographs provided by the Army Map Service.

Bolinas, California.

Includes photographs sent to Dietsch by F.C. Everett.