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NRL Report No. 4590, Series B.
This report consists of 24 pages.
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ATOMIC WEAPON
DATA
SISMA CaTEGory OT
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Copy No. “of 15 copies.
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OPERATION CASTLE
Project 18.6
THE CHORD EXPERIMENT
W.8. Fussell
Radiometry I Branch
Optics Division
Cisssivientisn (frcellas) { Qatar)
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June 1955
This work was prepared as part of the optical studies conducted at CASTLE by the Naval Rez-arch Laberatory in
behalf of the Los Alamos Scientific Laboratory. This is a
report to LASL and further distribution of this report, or of
an abstract or reporduction, may be made only with the
approval of the NRL Restricted Data Control Officer.
Naval Research Laboratory
Washington 25, D. C.