Document gDqkkGRr9mMzdxENL6qg4YNwa

IVI ftct un UNITED STATES MINERAL PRODUCTS COMPANY Ccncraf OttC* and Plant STANHOPE. NEW JERSEY 07874 tt. 347-1700 A*a Code 701 Caoe: CAfCOINSUC. New York Kr. Harry Vilaon Baldvin-Birot-Hill, Inc. 500 ftrounig Avenue Trenton, H. J. CB602 Dear Harry* These are our consent* regarding Kike Kod&ru1 letter report dated July 17, 1967 on the 2,000 ft. per mimte air ero--. ~ion teat. X understand froa Bert Levine that the tinea listed are not aceuaulative, which indicates that the .total test tine was 45 hours. This is not dear in this letter. It would be nice to hare a plot of tine versus gain to show the decay rate. It is strange that four results had a set gain each of .009. Ton night check sgaiti with Kod&xas to aake sure that these ere the correct value*. Sincerely youre. ?KS/ec _ cc: - Dr. M. Lieff - Sraith A Sander * Mr. H. Larina - Aebestoepmy Frank H. Stunnf Vice President - Research t%(( ikt M**'C 00vcl ............. *tc* 4S6 Ifc. irt! Cjrco V tvu^U <0* l>|oo<ia( 4* nun IWWtl, Mt ICPsTSKCM