A manual of naval architecture for the use of officers of the Royal Navy, officers of the Mercantile Marine, yachtsmen, shipowners, and shipbuilders (1894)
White, W. H. (William Henry), Sir, 1845-1913 · London : J. Murray · leaf 311
FIG. 101. ishorizontal. Then theline ACB marks thezero-line to which anglesof inclination may be re-ferred. The instrumentmay, if desired, be settransversely when roll-ing motions are being-observed; the observerlooking along the edgeof the pivoted battenwill always keep itpointed to the horizon,… … chap, vii.] OBSERVATIONS OF ROLLING. 287 reached, then the angle ECB (a little over 20 degrees) will indicate theinclination of the masts of the ship to the vertical at that instant.* Instead of looking lengthwise, and athwartships, along the edgeof the batten when the instrument is set…
Naval architecture
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