New York trade school's textbook on pattern drafting for heat and vent work
By: prepared for use in the school's sheet metal department; drawings and text by William Neubecker.
Contributors: Neubecker, William, 1864-
Edition: lst ed.
Publisher: New York trade school
Published: 1932
Place of publication: [New York]
Language: eng
Number of pages: 88
Subjects: Sheet-metal work -- Pattern-making; Heating; Ventilation