Catechism on Producer Gas.
New York: McGraw Publishing Company, 1906. 12mo. 42 pp. In very good condition. Light rubbing/bumping to spine ends and corners, dampstaining to front cover and very lightly to spine and fpd, sporadic pencil lines in margins and small pencil notation to rpd. Interior otherwise clean. "A brief discussion of the types of apparatus and methods used in manufacturing, history, present and future uses, and advantages of producer gas." With some b&w illustrations. Very Good Cloth (Item ID: 115696)