000
00307pam a2200133a 44500
082
_a
622.078
_b
C829e
100
_a
Cotton, Harry
245
1
_a
ELECTRICAL EQUIPMENT IN MINES
260
_a
London
_b
Newnes
_c
1955
300
_a
456
650
_a
Electricity In Mining
964
_g
CIRC
997
_a
17614 C
999
_c
417694
_d
417694