000 00271pam a2200109a 44500
082 _aTR
_bNBS-358
100 _aFrances C. Bell
245 1 _a56th national conference on weights and measures 1971
260 _a
_b
_c
700 _aHarold F.,Ed Wollin
997 _aTR4215 C
999 _c405115
_d405115