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Symposium on unidentified flying objects: hearings before the Committee on Science and Astronautics, U.S. House of Representatives, Ninetieth Congress, second session, July 29, 1968.

U.S. House of Representatives · 1968-07-29 · 256 pages · text from the file's own layer

This is the printed record of a July 29, 1968 symposium on unidentified flying objects held by the Committee on Science and Astronautics of the U.S. House of Representatives, chaired by Rep. J. Edward Roush. The committee heard statements from six scientists: J. Allen Hynek, James E. McDonald, Carl Sagan, Robert L. Hall, James A. Harder and Robert M. L. Baker. It also printed papers from Donald Menzel, Stanton Friedman, Frank Salisbury and others. Hynek argued that puzzling UFO reports from competent witnesses deserve serious scientific study.

  • p. 7 …We approach the question of unidentified flying objects as purely a scientific problem, one of unanswered…
  • p. 9 …Civilian with U.S. Navy 1944. Scientific Societies: American Association for the Advancement of Science; Astronomy…
  • p. 10 4 subject as rank nonsense, the product of silly seasons, and a peculiarly American craze that…
  • p. 11 …Thus my scientific reticence was based on a carefully weighed decision. In attempting analysis of the…
  • p. 24 …American Association for Advancement of Science, American Meteorological Society, Sigma Xi, American Geophysical Union, Royal Meteorological…
  • p. 30 …witnesses, members of the staff of the American Newspaper Publishers Associa- tion, were the witnesses in…
  • p. 46 …Scientists will tend to be put off by some of his scientific commentary, as well as…
  • p. 47 …Information on some of these, as well as on smaller American groups, can be found in…
  • p. 76 …have been ignored as indicators of some scientifically intriguing problem demand- ing intensive study.2. Case…
  • p. 91 …UFOs—An International Scientific Problem, paper presented at a Symposium on Unidentified Flying Objects, Canadian Aeronautics…
  • p. 118 …Navy, 1944-45.Scientific Societies: Fellow of the American Association for the Advancementof Science, Society of…
  • p. 131 …Phillips, American Scientist, v. 53, no. 1, p. 32). Fused silica fibers have been stressed to…
  • p. 132 …Baker's professional society memberships include the American Associa- tion for the Advancement of Science, Phi…
  • p. 147 …REFERENCES (1) The "American Nautical Almanac" 1950. (2) H. 0. No. 214, "Tables of Computed Altitude…
  • p. 156 …00060 "Influence of Martian Ephemeris and Constants on Interplanetary Trajectories," Chapter in Exploration of Mars, American…
  • p. 202 …25 adult Americans has seen a UFO. Judging from the one detailed, official, scientific investigation that…
  • p. 204 …Originally operated jointly by Harvard and the University of Colorado, this scientific institution is now wholly…
  • p. 213 …a paper presented in a symposium sponsored by Division 21, Engineering Psychology, at the American Psychological…
  • p. 214 …As a member of the Parapsychological Association and the American So- ciety of Clinical Hypnosis, I…
  • p. 215 …1) The Scientific Attitude Survey ( Sprinkle, 1962) is not useful in assessing "scientific" attitudes, and/or…
  • p. 217 …Henderson is a member of Alpha Chi, the American Geophysical Union, the Society of Exploration Geophysicists…
  • p. 220 214 Professional affiliations include the American Physical Society, the American Nuclear Society, the American Institute of…
  • p. 223 …of the Astronautical Sciences'the American Engineer 2020 Industrial Research,' Scientific Research'8 Aviation Week and…
  • p. 225 …A., "UFO's Merit Scientific Study," Science, October 21, 1966, and Astro- nautic8 d Aeronautics, December…
  • p. 226 …of Baltimore Los Alamos Scientific Laboratory Local sections of the American Institute of Aeronautics and Astronautics…
  • p. 251 …Scientific American, 200: 117-128.
228
witness describing what he saw as completely as he can, in his, own words, and
without any cues (whether verbal or pictorial) that might bias him in one
direction or another; second, the recording of his responses to the standardized,
pictorial materials; and third (if the case seems to warrant it) the full recon-
struction of a new picture with the help of a suitably trained artist. Such a
new picture, if sufficiently novel or well-defined, might then be incorporated in
future revisions of the materials used for the second phase of the interview.
The effectiveness of the proposed procedure would depend very heavily upon
the amount of thought, care, skill and, above all, pretesting that went into the
preparation of the materials. The arrays of alternative shapes should of course
include all types of shapes that have been clearly described, sketched, or
(allegedly) actually photographed by some previous witness of at least reason-
able reliability. One helpful attempt at systematizing the kinds of shapes that
have been reported has in fact already been published (see Hall, 1964, p. 144).
However, more extensive and refined work would be necessary in order to cover
the great variety of reported shapes, and to do this in a sufficiently concrete
and realistic manner to promote recognition and, possibly, further specification
by witnesses.
The use of photographs of alleged UFOs as a source of concrete test materials
Since photographs represent an especially tempting vehicle for the hoaxter
and, in addition, are easily faked, they are individually of little value as evi-
dence—except in the rare cases in which there were independent, corroborating
eyewitnesses. Photographs purporting to be of UFOs are, however, surprisingly
numerous. (I myself have assembled well over 150 distinct such photographs
merely from published reports.) Moreover, since at least one of these photo-
graphs might be authentic and since we have no sure way of knowing in advance
which one it might be, we can not afford to eliminate any distinct type that
hasn't already been proved to be a fraud. In the meantime, moreover, the other,
spurious photographs can serve (in somewhat the same way as the non-suspects
in a police "line-up") as a means of assessing consistency of choice or, contrary-
wise, mere guessing on the part of different witnesses.
The accompanying figure reproduces drawings in which I have tried to portray,
as accurately as I could, representative objects from 63 of these photographs. The
greater contrast of the drawings renders them more readily duplicatable than
the original photographs. Moreover, I was also able in this way to reduce them
all to uniform size and to eliminate background details which, although useful
for estimating size or gauging authenticity, are only distracting for present
purposes. Some of the photographs are from well documented or widely publi-
cized cases while others are of more obscure or dubious origin. At least two
cases have subsequently been admitted to be hoaxes, while circumstances sur-
rounding some of the others make them difficult to dismiss in this way.

Cases discussed

About this file

Hearing transcript, from the govinfo collection. The PDF is mirrored here; the original link is under it. 256 pages are in the text index: search them above, or from the library's search.