Document 4Jj29LXgKkG1nEDD7gLJzjJ3V

NEW YORK OFFICE September 12, 1945 SIDEROSIS L. E. Hamlin, M. D. Director, Medical Department Chicago I have just gotten around to reading the July issue of the INDUSTRIAL HTGIENE DIGEST and I was very interested in Item 862 quoting from a recent article in the J.A.H.A. by Drs. Pendergrass and Leopold on the subject of "Benign Pneumoconiosis". This article probably would ybe valuable ammunition to have in our files foii. the future. IQ)*LG A.B.MEDICGALH. DICEPA*G\xO^ SPNY 000444 '