Annual report of the Regents . arekept slightly separated by putting small pieces of clay betweenthem. The first row of brick on top of the arch is called the tiecourse, and the first 14 courses, including the tie course, above thearch are called the lower bench , and the rest of the courses aboveare called the upper bench . When the arch and lower andupper benches have been set, brick are laid flat over the top of thekiln; this is the ^^ raw platting; and then on top of this is laidburnt bricks at right angles to those of the raw platting, which isthe burnt platting ^\ Hanging from the roof o
Annual report of the Regents . arekept slightly separated by putting small pieces of clay betweenthem. The first row of brick on top of the arch is called the tiecourse, and the first 14 courses, including the tie course, above thearch are called the lower bench , and the rest of the courses aboveare called the upper bench . When the arch and lower andupper benches have been set, brick are laid flat over the top of thekiln; this is the ^^ raw platting; and then on top of this is laidburnt bricks at right angles to those of the raw platting, which isthe burnt platting ^\ Hanging from the roof of the kiln shedat the same level are a number of bricks which serve as a guide forhight in building the kiln. A wall of two thicknesses of double-coal brick is put around the outside of the kiln, scoving the kilnit is called, and this is daubed over with mud. The daub is toprevent any air entering except through the doors. The latter con-sist of an iron frame about 14 inches high, with an iron plate to tr-ee a;fcf. ci 0) a o H.
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Keywords: ., bookauthorne, bookcentury1800, bookdecade1880, booksubjectscience
