000
00293pam a2200133a 44500
082
_a
673.4
_b
Sa73L
100
_a
Sarkar, S.
245
1
_a
LEAD
_c
THE SCIENCE AND TECHNOLOGY
260
_a
Calcutta
_b
Mukherjee
_c
1964
300
_a
223
650
_a
Lead
964
_g
CIRC
997
_a
78465 W
999
_c
442592
_d
442592