00640cam a22002171 4500 ca 30001081 DLC 20260227111123.0 830712s1930 nyua 000 0 eng ca 30001081 (OCoLC)9695664 DLC ODaU DLC TJ547 .M6 1930 621.1845 Morrison, L. H. (Lacey Harvey), -1941. Valve setting, compiled and written by L.H. Morrison. New York, Power [c1930] 136, [7] p. illus. 17 cm. Blank pages for "Memoranda" ([7] at end) Steam-engines Valve-gears 16686 16686