Mechanical exercises, or, The elements and practice of carpentry, joinery, bricklaying, masonry, slating, plastering, painting, smithing, and turning . Jz^^ /?oiii/crJ^Mis/iaiMcrr-rTiifySUAi: fZ/iy/, ?, ,Vo7/>n JOINERY, 157 PLATE VIII. JMouldings for Sashes and Cornices. Figj. I Simple Astragal or half round bar forgashes. Fig. 2 Quirked Astragal bar. Fig. 3 Quirked Gothic bar. Fig. 4 another form of a Gothic bar. Fig. 5 Double Ogee bar, this and the preced-ing forms are easily kept clean. Fig. 6 Quirked Astragal and hollow, barsof this structure have been long in use. Fig. 7 Do
Mechanical exercises, or, The elements and practice of carpentry, joinery, bricklaying, masonry, slating, plastering, painting, smithing, and turning . Jz^^ /?oiii/crJ^Mis/iaiMcrr-rTiifySUAi: fZ/iy/, ?, ,Vo7/>n JOINERY, 157 PLATE VIII. JMouldings for Sashes and Cornices. Figj. I Simple Astragal or half round bar forgashes. Fig. 2 Quirked Astragal bar. Fig. 3 Quirked Gothic bar. Fig. 4 another form of a Gothic bar. Fig. 5 Double Ogee bar, this and the preced-ing forms are easily kept clean. Fig. 6 Quirked Astragal and hollow, barsof this structure have been long in use. Fig. 7 Double Reeded bar. Fig. 8 Treple Reeded bar. Fig. 9 Base Moulding of a room with part ofthe skirting. When the base mouldings are verylargC;, they ought to be sprung as in this the base moulding, B part of the order to know what thickness it would require^ board to be of, to get out a moulding upon thespring, the best method is to draw the mould-ing out to the full size, then draw a line pa-rallel to the general line of the moulding, so asto make it equally strong throughout its breadth,and also of sufficient strength for its intend
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Keywords: ., bookcentury1800, books, booksubjectcarpentry, booksubjectgeometry
