The una-flow steam-engine
- publisher: [Syracuse? N.Y.]
- creator: Stumpf, Johannes, 1863-1936
- Keyword: Steam-engines.
- years: 1922.
- pages: 5 p. \U+fffd\., 319 p.
- language: eng
- class: TJ485
- notes: "Errata," "Table of conversion factors" and "General index" (4 p.) inserted in fold of front lining-paper.
- download: pdf file