TY - BOOK AU - Nichols, James Randall TI - STEADY-STATE DIFFUSION OF GASES THROUGH ARTIFICIAL GRAPHITES U1 - 662.92 PY - 1961/// CY - PB - N1 - Bibliographical References : P. 133-141; Photocopy Of Typescript. Ann Arbor, Mich. University Microfilms, 1967; Thesis -- Pennsylvania State University. Vita ER -