Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 618
ed, is the small surface of thetip of the blade where, however, corrosion is the least detri-mental, for should the tips corrode, the copper coatingwould still remain intact, thus leaving the working bladesurfaces untouched and the blade clearances unaltered. Figs. 251 and 252 show sectional… … Fig. 251section of westinghouse double flow turbine 606 Steam Engineering
