Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 328
286 ASSOCIATION OF ENGINEERING SOCIETIES. Don't be afraid of steep grade to tables. Use no distributing boxes. Don't turn all the pulp on one-half the plate area when brush- ing up. Don't scrape plates with chisel or rubber. Rub up with a cotton cloth and tepid water. Lip plate, however, is scraped… … Figure 7. Grease boxes over mortars. Two cleats, A, are iag-screwed to the battery posts. The boxes, B and C, 3" deep and lined with galvanized iron, rest upon these cleats and fit snug between the posts. C is screwed to cleat A. B is removable and is held down by the iron dog. The galvanized…
Engineering
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