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- इसका हिस्सा Safety Light Collection, Records Related to Radium Dial Painters
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OCR Page 1 of 2TREASURY DEPARTMENT
UNITED STATES
PUBLIC HEALTH SERVICE
OFFICE OF
PPR 3 1929
INDUSTRIAL HYGIENE
WASHINGTON, D. C.
AND SANITATION
Room 1-123, "C" Bldg.
16 Seventh st., , S. W.
April 1, 1929
Mr. H. H. Barker,
United States Radium Corporation,
535 Pearl St.,
New York, N. Y.
Dear Mr. Barker:
I find I have some extra copies of the circular
of the Bureau of Standards on "X-ray and Radium Protec-
tion", of which I spoke to you. I am therefore enclosing
to you a copy.
With kind regards,
Yours sincerely,
James E Eves
(James E. Ives)
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