in which turns a wheel conical form, encirclesand issupported onthe draught ledge, with its appropriate apparatus of books, instru- whose buckets are supplied with water and gold-bear- ments, laboratories, and observing stations, is organ- pipe by means of angular braces held in place by ing sand… … each of the central pivotal blocks is a bowed spring, DUNN'S AMALGAMATOR. DE LANOY’S CHIMNEY COWL. the upper portions of the springs being secured to the under side of the carriage body, the outer springs be- quantities upon an inclined chute, this chute discharg- has an upper straight portion and…
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