Document YjJG1R91Dw0dz6eDyjd2qjJgn

Vt HARVARD UNIVERSITY SCHOOL OF PUBLIC HEALTH / DAltTUZNT OF Ii*DUITi[AL Hy GIZNE ii Sbattuck Street 'Bottom, ^Massachusetts December 10, 1938 Dr Robert A, Kehoe Kettering Laboratory of Applied Physiology University of Cincinnati Cincinnati, Ohio Dear Dr* Kehoe* The enclosed may interest.you* I do not know anything whatever about this firm and I rather imagine I may have started something* If you do not care to become embroiled, simply pass it all right back to me. It does air conditioning no good to have this feature pushed unless they have some real data to show that my opinions are all wring. PDsFF Enc. N 24771