132
charts with those which would result from. new survey, a retuible basis of comporrison, as to the changes, which have recurred in the interval,
will then be made available.
Ch
Zero of 8. The
The zero of the poundings. the above Countings. mentioned chuck No2 11159, 3279 cind 3280- is described as being low water of an excephen-
Copies of
Surmys.
ally low spring hete, or 19 feet 2 inches below the
bolt at the N.W. corner of one of the
Copper skrcherved in the Reel Hewed Ycorel. The Cherthe 3429
ختم میرے مراسم
zero of soundings shown
is described thereon astemy 18 feet 2 inches below the above mentioncel copper bolt or 12 unches lugher than the zero of the soundings of the three previority described churk. G. The charts, colest published, include several small culclitions made since the first publication. For the purpose of makingscen çuxurak œcruparizonit will be neccesmyto
otkun expics of the creynal survey of each of the above charks, and we understand from the Hypboxgrepherd that it will be practicable to this.
Wisgivings 10). Speaking geverally,
Ave.
howe considerable
to hauling, misgivings us to the extent of the colleged shading as, queiver the cheegram checks which ciccompanied Mr Boulton's Report, ure buxct on a compurison of the Soundings of the Survey of 18441, with the most
which
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