A treatise on architecture and building construction . ng care, themortar may be kept from the face of the stone, and the joints 24: MASONRY. I« nay be pomted. aftersi^rd, with, mortar that ?wiH not stainthe stone. A cement made of plaster of Paris, lime, andmarole dust, called Lafarge cement, is scinetimes used forsoitini marble and limestone: it is ol^hned that this -will notj^z~<z disi-oloration. ETTBBJLE WaT-Tj;. 19. Eubble-wort i= tised for rc^h masonry, as infonndations. backing, and frequently c^jnsists of com-mon il€\^ sione. roughly dressed; bnt wiiene-ver possible^Q narried
A treatise on architecture and building construction . ng care, themortar may be kept from the face of the stone, and the joints 24: MASONRY. I« nay be pomted. aftersi^rd, with, mortar that ?wiH not stainthe stone. A cement made of plaster of Paris, lime, andmarole dust, called Lafarge cement, is scinetimes used forsoitini marble and limestone: it is ol^hned that this -will notj^z~<z disi-oloration. ETTBBJLE WaT-Tj;. 19. Eubble-wort i= tised for rc^h masonry, as infonndations. backing, and frequently c^jnsists of com-mon il€\^ sione. roughly dressed; bnt wiiene-ver possible^Q narried rubble - oe used, as better bedding can tiereby be sectrred- Con^-^-:,nicrate and slate stones abo^md in manylocations, and are z - vrable, b-nt do not cnt are - iLse-- -:.- ^ :. ^fEect in Brails with c-at-stone or brick ~^: r^: or. ?when good lengths can be had. for rock-faced sills, lintels, and trimmings. Fig. 18 represents a good Tz^zle -wall, the £-,^ h^-^_ -1 abont eTCTy 4: or 5 feet, as sho^*n at a: the -- i best 5 be placed at the bottom, and at tiie^ ax ^. laid nn in alternate conrses o-f S8 MASONRY 25 headers and stretchers. Such work is generally laid with bedsand joints dressed but very little, the rough angles onlybeing knocked off; the stones are set irregularly in the wall,the interstices being filled with spalls and mortar. If betterwork is desired, the joints and beds of the stonework shouldbe hammer-dressed. The walls are frequently pointed withcolored mortar, showing raised joints. 50. Fig, 19 shows a form of rubble masonry much usedfor country and suburban work. The quoins, or cornerstones a, are hammer-dressed on top and bottom, and may ^\^X\
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Keywords: ., bo, bookcentury1800, booksubjectarchitecture, booksubjectbuilding
