cretewall is made of planks set on edge, the combined boxcap and shoe-plank holder for these planks comprisingvertical sides connected by a horizontal web, givingthe construction an H cross-section. The webs havesmall spurs which firmly engage the planks. Thecombined box cap and shoe-plank holders… … BTTILDEBS MOLD FOB WALL CONSTBUCTION. employed to join together the meeting ends of two ofthe planks and also to strengthen the planks atpoints between their ends; the L-forin is used when arectangular branch of the wall is to be made; theobtuse-angled form is designed for use at the inside ofa…
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