Triangulation short-cut layouts : a textbook and working guide with practical and modern methods for laying out and forming patterns used for blower-exhaust systems, heating and air conditioning. Mathematical formulas applied to sheet-metal work.

By Joseph J Kaberlein

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• Format: Hardcover
• ISBN: B007T2LAOW
• Release Date: January 1948
• Publisher: Bruce
• Weight: 1.20 lbs.