Building stone, lathing, plastering, and tiling, common brickwork, ornamental brickwork and terra cotta : lighting fixtures, use and design of lighting fixtures, architectural design (1909)
International Correspondence Schools · Scranton : International Textbook Co. · leaf 261
Fig. 8 … Fig. 9 Fig. 10 insulating material and also serves to hold the nipple b inposition. The hickey b. Fig. 8, is connected with the insu-lating joint by a screwed joint. The middle globular part ofthe insulating joint is covered with a thickness of vulcanizedrubber, as shown at c, Fig. 9. The hickey,…
Building · Building materials · Architectural design · Lighting, Architectural and decorative
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