000
00276nam a2200121Ia 4500
008
220201s1920 xx 000 0 eng d
082
_a
621.24
_b
DAU
100
_a
Daugherty, RL
245
0
_a
Hydraulic turbines
260
_b
NewYork: MGH
_c
1920
300
_a
281
942
_2
ddc
999
_c
71440
_d
71440