000 00321nam a2200145Ia 4500
008 220709b1868 xxu||||| |||| 00| 0 eng d
082 _a621.1
_bD56H
100 _aDonkin, B.
245 _aHeat efficiencyof steam boilers
260 _aLondon
_bE. & F. N. spon UK
_c1868
964 _beng
964 _exvi,311p
964 _gCL
942 _cArchives
906 _a142731
981 _aLondon: E. & F. N. spon UK, 1868.
983 _aHeat efficiencyof steam boilers
999 _c130908
_d130908