Building construction and superintendence, by F.E. Kidder ... (1896)
Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, W.T. Comstock · leaf 402
Fig 425.—Cam Sash Fasts. (Ives.) Wrought Metal. line with the edge of the sash, the upper lever moving through 180degrees, while the lower lever is moved only 90 degrees. The fast isvery simple in its construction, and there is nothing about it that canget out of order. One great advantage of the… … Fig. 426.—Fitch Sash Lock. Fig. 427.—Gale Automatic Sash Lock. them tightly together, and so prevents the sashes from rattling in astorm. The locking lever cannot be forced back from the outside.The cam sash fast was first brought out by Hobart B. Ives & Co.,but there are now several other cam…
Building
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