Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise on the care and management of steam engines, boilers and electric machinery (1922)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1275
Fig. 563construction of figs. 559 and 562 1240 Steam Engineering … ^QiM^^^^T I 0<Q :i li k --On ? 5
