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Box 14

 Container

Contains 20 Collections and/or Records:

Notebook containing memoranda and blueprints. Entitled, Memoranda (Technical)., 1921.

 File — Box: 14, Folder: 11
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: 1921.

Notebook containing memoranda and blueprints. Entitled, Frequency Standards., 1921.

 File — Box: 14, Folder: 12
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: 1921.

Notebook containing report, photographs, and blueprints. Entitled, Frequency Measurement in Electrical Communication., 1923.

 File — Box: 14, Folder: 13
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: 1923.

Photographs and graphs entitled, The Plunger Lift Development (for the Hughes Tool Co.), n.d.

 File — Box: 14, Folder: 14
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: n.d.

Notebook containing correspondence between Ricker and the Mexican Sinclair Petroleum Corporation, Jan. 1927-Dec. 1927.

 File — Box: 14, Folder: 15
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: Jan. 1927-Dec. 1927.

Notebook containing Torsoin Balance, Surveys., c.1920s.

 File — Box: 14, Folder: 16
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: c.1920s.

Notebook containing typed report. Entitled, Rough Draft of a Report on Development of Electromagnetic Method of Locating Buried Petroleum Deposits., Dec. 8, 1927.

 File — Box: 14, Folder: 17
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: Dec. 8, 1927.

Copies of patent documents marked, Electromagnetic Prospecting, containing numbers 1803405, 1934447, 1960027, 1960028, and 1859005

 File — Box: 14, Folder: 18
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: 1916-1978

Notebook containing reports and graphs. Entitled, Amplifier Output Forms., c.1945.

 File — Box: 14, Folder: 20
Scope and Contents note From the Series: Notes for papers and lectures, seismic diagrams, correspondence and memoranda, and patents.
Dates: c.1945.