Documents / FOIA release

Visit of Dr. Condon to Npic, 20 February 1957

Central Intelligence Agency · 1967-01-04 · 3 pages · text by GLM-OCR

This CIA memorandum for the record, dated 1967, describes a 20 February 1967 visit by Dr. E.U. Condon and members of his University of Colorado UFO study team to the National Photographic Interpretation Center. Mr. Lundahl agreed that NPIC would give technical photogrammetric help but no written reports or conclusions, and that the work would not be credited to CIA. The group was briefed on photogrammetry, microdensitometers and measuring instruments, and on NPIC's analysis of UFO photographs.

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SUBJECT: Visit of Dr. Condon to NPIC, 20 February 1967

5. Following this brief discussion in Mr. Lundahl's office the group adjourned to the conference room where a series of briefings was presented to Dr. Conden and his group. Following a short introduction by the following briefings were presented:

will be available to assist Dr. Condon by performing work of a photogrammetric nature, such as attemptong to measure objects imaged on photographs that may be part of Dr. Condon's analysis. Work performed by NPIC will be strictly of a technical nature using services and equipment generally not available elsewhere.

a. General discussion of photogrammetry, including definition, terminology and, in general, what photogrammetry is and what it can do. presented this discussion.

with a presentation of the analysis he had been conducting on UFO photography furnished NPIC by Dr. Rachford. discussion was of a general nature and outlined the problems he had encountered because of lack of basic information, such as camera focal length, make of camera, unspecified enlargements, etc.

c. then gave a general discussion on the microdensitometer and its application to image analysis.

d. followed this with a presentation on isodensitometer experiments he has been conducting.

e. then escorted the group into the new clean area where they viewed and discussed the isodensitometer and the new Mann Microdensitometer.

f. Returning to the conference room, briefed the group on measuring instruments used in and followed by a general presentation on the success and failure had experienced in trying to measure objects imaged on the second UFO project assigned Following this discussion then conducted the group into the instrument area where the Point Transfer Device, Mann 880 Comparator, the Benson-Lehner Plotter and the NRI were viewed by the group.

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FOIA release, from the cia-readingroom collection. The PDF is mirrored here; the original link is above. The text was read from the page images by GLM-OCR; expect the odd misread word. 3 pages are in the text index: search them above, or from the library's search.