Document rxgJ8BGMRdxB8QQMMmzRwayBG

Al ic e l e e Gr o s j e a n :oi.i.iC-OR o f r ev en u e Of f ic e o f De p a r t me n t o f Re v e n u e S t a t e o f Lo u i s i a n a Ba t o n Ro u s e January 30, 1939 Dr. Robert A. Kehoe, Kettering Laboratory, Cincinnati, Ohio. Dear Dr. Kehoe: I vas referred to you by Dr. Sanford of the Dupont Company's medical staff. I understand that you make diagnostic tests for the detection of traces of lead in body fluids. Sir ce we have one or more : en somewhat exposed to lead compounds, v.\e wish to have checks made. Probably delicate qualitative tests are sufficient. "iLl you please advise the cost per test and how to take and pack samples for shipment. . Do you also run blood te/ts to^ determine whether or not a man has inhaled carbon monoxide? If so, olease advise the cost per test and the method for taking and shipping samples. Fj F :nc N 24652