Olmsted, Denison, 1791-1859. [from old catalog] · New York, R. B. Collins · leaf 178
on various circumstances, but principally on thedepth, and probably on the regularity of the channel.If the depth be nearly uniform, the cotidal lines will benearly straight and parallel. But if some parts of thechannel are deep while others are shallow, the tide willbe detained by the greater… … tide-wave, moving from east to west, be represented bythe lines 1, 2, 3, 4, the derivative tide which is propa-gated up a river or bay, will be represented by the co-tidal lines 3. 4, 5, 6, 7. Advancing faster in the channelthan next the bank, the tides will lag behind towardsthe shores, and the…
Astronomy
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