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Birth of the Power Trowel: Pumping Without Spraying – TLS #42

Birth of the Power Trowel: Pumping Without Spraying – TLS #42

This article appeared in TLS issue #42.  This issue includes articles about experimentation and development of bales made from various types of materials.  Articles about methods and equipment for spraying bales with plasters appear in #43 Spraying Earthen Plasters in Colorado), #33 (Stucco Pumping Iron). by Peter Mack – Ontario, Canada Very early on in [...]