Henry C. Adams

Capitolo 10

fourth of the day later at the end of Earth and one day and a half
later to the mouth of the Thames. The tides in spring around the
coast of England is four thumbs taller on the average to the
time of new moon that to the full moon, the increase to be middle
approximately 15 fts, while the middle increase to neaps is 11 fts 6 in.

The height from tall to low water of spring tides it is
approximately the double that of tides of neap, while the maximum one
height to which spring increase of tides is approximately 33 for cent. more
what a neaps, taking the bad low water of spring tides as the datum.
For extraordinarily tall tides can be waited him when the moon is new
or full, and in his/her more position next to the earth to the same
time as its declination is near the equator, and they will be
he/she anchors the further augmented if a strong strong wind is blowing for
of the time in the same direction like the tide of flood in the open one
sea, and then the changes when the tide starts to rise, as to
forehand drive above in the beach. The pressure of the air also
it strikes the height of tides in as an increase till now he/she will mind
to depress the water in a place and a reduction of pressure
it will facilitate elsewhere his/her increase, so that if there is a
steep inclination in the barometric pressure that falls in the same
direction as the tide of flood the tides will be taller. As
exemplifying the effect of strong wind violent in the Atlantic on the
tides of the Bristol Channel, the following extract from "The
Surveyor, Engineer and Architect" of 1840, giving with
observations assumed her/it Mr. Bunt is same-recording indicative of level of tide to
House of Hotwell, Clifton can be of interest.

Date:  Time of Tall Water.      You differentiate in
January 1840.      Tide Indicative of level.  Tide Table.    Tide Table.
                  H.M. H.M.
27, p.m.......  0. 8....... 0. 7.....  1 first min.
28, a.m.......  0.47....... 0.34..... 13 first mins.
28, p.m....... 11.41....... 1. 7..... 86 mins later.
29, a.m.......  1.29....... 1.47..... 18 mins later.