How we are sheltered; a geographical reader (1906)
Chamberlain, James Franklin, 1869-1943 · New York, The Macmillan company; London, Macmillan & co.,ltd. · leaf 134
e freely. When filled, thekilns contain about fifty thousand bricks each. When a kiln is filled, the fourth wall is builtup, and the heat is gradually turned on until thedesired temperature is reached. In about fourdays the heat is slowly turned off, for the bricksmust not cool too rapidly. As the… … Fig. 47. — Filling a Kiln. HOW BRICKS ARE MADE 119 as pressed bricks. A finer quality of clay is re-quired for these, than for ordinary bricks. Whenthe clay comes from the mold, it is in the form of along bar. This has the same width and thickness
Dwellings · Readers
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