Document a41NZDeMM9ZEJkVzX1B7gL50y

C 0 P I 15 May 1943 Ethyl Corporation Chicago, Illinois Dear Sirs* We need a small sample of lead tetraethyl for our laboratory experiments and analysis. Would it be possible for your com pany to furnish us with a sample. (signed) Very truly yours, OSCAR Pv COHEN Master Sergeant Oscar P. Cohen Chemical Section Chief Return Address Master Sgt. Oscar P. 0ohen 40th Chemical Laboratory Company 6th Hg._Special Troops II Armored Corps San Jose, California