ae ee ee \ ry, a McGRAW- HILL OOK COMPANY,INC. a os a PO. BOX 401 CONTRACT NO OAK RIDGE, TENNE SSEE AT.40-1.GEN-209 September 15, 1954 TX:CBH Dr. Charles Dunham, Director Division of Biology & Medicine | United States Atomic Energy Commission 1901 Constitution Ave., Ni-W. Washington 25, D. C. Pe |” Dear Dr. Dunham: At the request of John Martens of TIS we are sendingyou herewith one set of the four sheets of color plates which are to be a part of WT-923 e Yours very truly, Be hithere, Carl B. Holmes, Chief Contract Publications Group Enel. : 4, sheets of color plates for WTI-923. Holme s:ect LebShe ats REGISTERED MAIL so00aTl | ers Lot ree slower ae Pan] 7 Isdlitied nevceiutl & APPL.