j. f. springer, iron and steel sewer pipe, municipal
TRANSCRIPT
J. F. Springer, "Iron and Steel Sewer Pipe," Municipal Engineering,Volume LI, No. 3 (September 1916), pp. 87-91.
TRANSCRIPT
J. F. Springer, "Iron and Steel Sewer Pipe," Municipal Engineering,Volume LI, No. 3 (September 1916), pp. 87-91.