000
00313nam a2200121Ia 4500
008
160710s1937 xx 000 0 und d
082
_a
621.3132 ANN
100
_a
ROE,A.C.
245
_a
CONNECTING AND TESTING DIRECT CURRENT MACNINES
260
_b
MCGRAW HILL BOOK COMPANY
_c
1937
300
_a
301
942
_2
ddc
_c
B
999
_c
6803
_d
6803