Roper's catechism for steam engineers and electricians .. (1899)
Roper, Stephen. [from old catalog], Keller, Edwin R., [from old catalog] ed, Pike, Clayton W., [from old catalog] ed · Philadelphia, D. McKay · leaf 178
g M .S o S =« 2 STEAM ENGINEERS AND ELECTRICIANS. 157 … OPEN HEATER,—PITTSBURGH TYPE. (Steam enters below the pans at the left and passes out at the top.Water enters through the pipe at the top, the flow being regulated by acock which is controlled by the float and rod. The small cylinder at theright separates the oil. [See also page 172.] The…
Steam engineering · Electrical engineering
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