PIPE.
"Expansion of Pipes." Ralph C. Taggart. [1].
Discussion: William D. Ennis, and William Kent, 31.
"The Water Supply of the El Paso and Southwestern Railway from Carrizozo to Santa Rosa, N. Mex." J.L. Campbell. (With Discussion.) [164].
PIPE-LINES.
---- for railroad water supply. [164].
PRESERVATION OF TIMBER.
"Tests of Creosoted Timber." W.B. Gregory. [37].
RAILROADS.
"Locomotive Performance on Grades of Various Lengths." Beverly S. Randolph. (With Discussion.) [321].