000 00290pam a2200109a 44500
082 _aTR
_bIC-7793
100 _aThaddeus B. Evans
245 1 _aMining methods and costs at the sunbright limestone mine,foote mineral Co.
260 _a
_b
_c
700 _aN. A. Eilertsen
997 _aTR5384 C
999 _c405471
_d405471