000
00240nam a2200085Ia 4500
008
180131b1991 xxu||||| |||| 00| 0 eng d
080
_a
_b
621.1 : 620.193 POR.91
100
_a
Port, Robert D
245
_a
Nalco Guide To Boiler Failure Analysis
260
_a
_b
McGraw-hill
_c
1991
999
_c
52952
_d
52952