Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 58
he top of each rod a screw is cut, which goes into the nut put upon the gate-caps ; the nut and screw are shown by Fig. 93, at d e and i. Above this gate and screen-frame the toweris carried higher up and roofed over. Fig. 131 is the elevation of the tower-pavilion; Fig. 127, its section,and… … Jiettcrm ^Western, S\ ZSotftmtdt-aJn. ottani efEasttm PA:
Mechanical engineering
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