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Lieutenant Francis H. Yonker, USNR

Naval Training & Radar School Collection

Table of Contents

Overview of the Collection

Scope and Contents


Detailed Description of the Collection


Index Terms

Administrative Information

Overview of the Collection


Navy Department Library


Francis H. Yonker


Francis H. Yonker Naval Training & Radar School Collection


1940-1946 (inclusive)


1943-1944 (bulk)


1 Box


The collection contains material related to the naval indoctrination and training in radar received by Ensign Francis H. Yonker during 1943 and 1944. It also contains a booklet about the Naval Training School at the Massachusetts Institute of Technology and a small amount of material related to the ATMI project (Project Cadillac) conducted between 1945-1946.


The records are in English.

Scope and Contents

The collection contains notebooks, lecture notes, circuit diagrams, brochures, schedules and other training materials used by Ensign Francis H. Yonker during his indoctrination and training as a radar officer in the United States Naval Reserve. There is a small amount of memorabilia related to the schools attended by Ensign Yonker. The collection also contains brochures on the staff of the Naval Training School, Massachusetts Institute of Technology and the Naval Air Technical Training Center, Corpus Christi, Texas as well as a small amount of material on the ATMI radar project.

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The collection is arranged chronologically in subject files.

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Detailed Description of the Collection

Background Information

Radiomarine Corporation of America letter, 9 May 1941.

Naval Training School, University of Arizona, Tucson, 1943

Notebook kept during indoctrination at the Naval Training School.

Schedules and instruction material.

Invitation to graduation exercises held, 3 March 1943.

Who Me (Veneral Disease brochure) issued to school personnel.

Radio Engineering (Radar) Course, Bowdoin College, 1943

Notebook pages and lecture notes from course given on radar engineering.

MIT Radar School, 1943

Notebook for Course I, August 1943, covering: introduction, general radar, receivers, timing circuits, indicators, magnetrons & modulators, transmission lines, wave guides, AN/ARN-1, batteries.

Notebook for Course II, September 1943, covering: antennas and parabolas, remote indicators and control, T-R boxes, R-F tuning, ASB Radar, ASD Radar, IFF, SG & SC, etc.

MIT Radar School, 1943-1946

The Staff Of the Naval Training School Massachusetts Institute of Technology: fifty-seven page booklet containing photographs, cartoons, and listings of the instructors and staff of the school.

Radio Amateurs Listing, Radiation Laboratory, MIT, 10 September 1945.

Naval Air Technical Training Center, Corpus Christi, Texas, 1943

Survey of the Navy's Airborne Radar School, Corpus Christi, Texas.

Naval Research Laboratory, 1944

Notebook titled "Group A.T.M.I. Reports," containing copies of the following Radiation Laboratory Reports: "A Moving Target Selection Using Reflection Modulation on Storage Mosaic," "Pulse Doppler for Detection of Moving Ground Targets," " Estimated Limitations of Kit MC-6-42 (MTI for SCR-584)," "Coherent Integration," "Possible Use of Pulse Doppler and Coherent Technologies," "Elimination of Ground Clutter," "Pulse Doppler," "Spectrum Amplitude of Modulated Pulses," "Proposed Sea Echo Measurement With the Airborne M.T.I. Plane," "MIT for MEW," "Pulse Doppler with Reference to Ground Speed Indication," "The Observation of R.F. Phase in Pulse Radar."

Naval Research Laboratory, 1945-1946

Project ATMI (Airborne MTI) summary [Installation of APS-20 Cadillac Radar on a B-17)

Photographs of ATMI radarscope taken in vicinity of Boston, Massachussetts.

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Restrictions on Use

Manuscripts are unavailable for loan and must be consulted in the library. Photocopying of manuscripts is generally prohibited, though the use of digital cameras by researchers to reproduce non-copyrighted materials is permitted. Permission to photocopy a limited number of pages may be granted by the reference staff, contingent upon the physical state of items. All photocopying of materials shall be done by the reference staff, or under their close supervision. The use of personal scanners by non-library staff personnel must be approved by the reference staff on a document-by-document basis (Reference: Naval Historical Center Instruction [NAVHISTCENTINST] 5070.1C.).

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Index Terms

This record series is indexed under the following controlled access subject terms.

Personal name:

Yonker, Francis H.


Radar -- World War, 1939-1945.

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Administrative Information

Preferred Citation

Cite as: Historical Manuscripts, Navy Department Library, Naval Historical Center, Washington DC, Francis H. Yonker Naval & Radar Training Collection..

Processing Information

The collection was processed and a finding aid prepared by Thomas Wildenberg in September 2006.

Published: Wed Jan 24 16:51:15 EST 2018