000 00255pam a2200097a 44500
082 _aTR
_bIC-7643
100 _aR. A. Cattell
245 1 _aPetroleum and natural-gas research program.Bureau of mines fiscal year 1951
260 _a
_b
_c
997 _aTR5262 C
999 _c405408
_d405408