000
00251pam a2200109a 44500
082
_a
744.422
_b
H497E
100
_a
Hewitt, T.H.
245
1
_a
ENGINEERING DRAWING
260
_a
_b
University Of London Press
_c
1963
964
_g
CIRC
997
_a
30308 C
999
_c
408877
_d
408877