Document Jr8DDZpbLJoeMg4MB2dG0Okaa

"Zc^-e- February 23, 1973 Or, Thomas R. Cseflw Pharmacology-Tol oology Mldwst kiiwch Intllvi* 425 Volker boulevard Kam* City, Mlneurl 44110 Door Tom: Dick Moore and I eartainly enjoyed our visit to Midwest fttstrch Institute an Fabruoiy 14. I iMnk wo wore both vary favorably Impromd with the Facilities vri with the enieiel expdrijnantdl wortcyov am doing. We have decided definitely la gee the Nellanal luraou ef Standards Reference Material 157? ei one of our load beMd point mrta. Ytordoy I tent you package containing tan samples of the NftS aotorlol wMelnlng e total of apprenletotely 250 pee. The NU paint chip* have been ground to a vary fine particle site with mare than 99% paring through e 325 aeoh screen. This b, of cotoie, much flnar than the point chips we tent you earlier, sa there should be no problem with mining this material with the rot chaw and with the twit eating It. I me enclosing o report from MS which gives ell the demits of the 157? loforonec Materiel. You rill nete It It Intended far use a a check of onalyttaot pruoeduies end this It the reoMt far the line pwtlele tie*. I would approcIoSe haring you and me Infeneetten telotint to the Inwad owl of the study nesemltcded by m* addlHen ef this MS materiel. Ftoon oentwet in If you hove guorilene or any thee, m ey of the Mental Metals Tmli Faroe trill be glai to help In mry way they mm. * -------------- L. Smloaure