Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 500
486 VAN NOSTRAND'S ENGINEERING MAGAZINE. vertically or laterally, as also all ordi- addition to the convenience of taking apart and resetting, sustain any amount nary wear and tear from use. of pressure ever likely to occur either Fig. 6 represents one of the interme- … Fig. 6. or side blows, and being so taken to diate ribs called scarf or queen post cen- pieces every time it is moved is very lia- tres, which, as there are no props to be ble to be injured especially at the scarf interfered with, are provided with hori- joint. An additional recommendation zontal…
Engineering
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