Letters Sent to Burt Rogers, July 12, 1926

ROINSTMI stall lo nothmentA 10° lo .ossoM July 12th, 1926. Radium Beauby Produots Co. 3500 E. Colfax Avenue, Denver, Colorado. Attentions Turt Hogers. Gentlement- Inclosed horewith you vill find an article entitled *Redio Active an Industrial by Dr. 3. Ph. D., Assistent Profossor of Physiology in Industrial lygione, Colloge of and Durgoons, Colunbis University, which treets of the so called necrosis" or radiuro poisoning cases. the invostigation hy Dr. 3linn, which formed the basis of his article, bee boen by far the most thorough and far renching worle undertakon on this subject. This article will in one of the essly ismues of the Jouensl of the Amorican Hodical Association. mile it seems that the charge of Pradiun polsoning" caused the death of asvoral girls (which charge was sidely advertised through the press a few montha ago) is entiroly unfounded, we naturally hesitate without forthor invostigation to malce the broad statement that radiva in luminous material is unharaful, although we believe this to be the cana. Therefore, in order to be on the safe eide, we daution you, if you have not already Gone 60, to order your operators not to point their application brushes between their lips- Thonever we receive any further authentic information on the subject, tre shall be glad to pass it along to you Yours very truly, President. CBLEB:OB Enclosure (1)