Document g2z3d2nXzkyvQXZnwYgzX2rEQ

Up SHELL OI L COM PANY P. O. BOX 262 W OOD RI VER, I LLI N OI S April 6, 1953 Dr. Robert A. Kehoe The Kettering LaboratoryUniversity of Cincinnati Cincinnati, Ohio Dear Dr. Kehoe: We are grateful for the report of the analysis of the sample of rust and scale -which was attached to your letter of April 1, 1953 The explanation presented in your letter is also very helpful. Please submit your bill for this test to the attention of the writer. Very truly yours LAL/ddc L. A. Lohman Superintendent-Admini strative Wood River Refinery KH 0009753