Oct. 20, - 3 - Dr, P. He Wyckoff 1954 Jo11-126 _-*Yf any further inforation is desired on the samples, please let us know, Very truly yours, Original Signed by R. W. SPewCé R. W. Spence Dietribution: CY. VA, Or. P. H. Wyckoff? Cy. 2A, Duncan Curry * Cy. 34, A.C. Graves <——et Cy. SA, G. J. Newgarden Cy. SA, Mail and Records Cy. GA, Mail and Records Cy. TA, R. W. Spence File - 777 CI8: jn