The New York herald., 1862-01-24

Senorai calls attention TO the fact that sudden
war might not even leave time for the con-
1ends the most e1ectusl plan that could in such
nergency be rssortsd to for defence, the sinking of
channels leading into the lower bay the depth Of
water in the East Swash and Fourteen Feet channels,
and even in part Of the main channel passing the Hook
viii admit the sinking OF concealed obstructions, resting
on the bottom These obstructons would drive vessels
into the immediate range OF the guns Sandy Hook
The description Of these given and is
shown that they could he placed and made oectua in
brief tme-probsbly two or three weeks. The sdnken
obsruciions should not be resorted 10 except
10 case OF sudden and absolute necessity in case OF
damage TO tho channel but General Arthur submits fun
pan that might be eectual in raising such obstructions
when they had filed their purpose.
The eport considers the danger Of invasion by
land, by landing south shore Of Long
Island Gravesend Bay; shows the great difficulties
that would attend such plan Of attack but points out
in general way, at some length the provisions that
should be made 10 resist it, In connection with the sub
ect Of the defence of the harbo the importance urged
of proper training OF the local militia Of the State in
the manning and serving OF the heavy guns at the bat
teries and sets forth well considered plan for
pshng this object.
The report also reviews the present condition Of the
defences of the whole Northern frontier showing in full
the works existing and their condition, and
mends the construction Of works only where in
sufficient ones now exist, but also ut exposed points
and proper defence This portion Of tho report will be
read with interest by the citizens Of the Western and
Nofthernfron,ier
In conclusion. General Arthur recommends
Fna-An ample approp, iation To be Immediately ex-
pended IN the manufacture Of large guns for the State
and all their appurtepances for completing the arna-
ment of all the existing works of the State, for such
temporary works would be constructed in time or
war, ahd for tho armng of vessels tho lakes. This
supply of guns he urges the greatest need the pre-
sent moment and shows the necessity Of the establish
Of foundres 70 be under exclusive control Of the
State Valuable tables annexed showing the exact
number of each calibre needed, and the of their
manufacture
neutrality-suspicious. for ample supply OF ammu-
milton ard proectles for such guns mounted
and for those which may be manufactured.
Third-Tle construction Of steam propellng iron
mailed gunboats for the lakes 10 be built in sections
venient for transportation.
FJuTth-Surveys at all assailable points that the
general features OF defence may be determined.
nanding positions selected and proper plans for the
strucicn Of works perfSc
FJM-That such plans may be devised for defence
The Narrows other channels by floating bstructoEs
should be tested at the earliest moment.
S,-That the militia Of the State at all places where
practicable should be trained the management and
firing OF heavy guns.
!Sereath-Th,t legislative enactment should be
mated for the procuring oil sites for purposes
defence.