Evening star. [volume] (Washington, D.C.) 1854-1972, 1927-12-20

scores % suggestions for raising the
submarine 81 sunk off ProVincetoWn
Mass. by the Coast Guard destroyer
Paulding late Saturday afternoon in 2
collision are pouring in to the Navy
Department. but few have practical
merit Propose Is for ~ fetV devices
FOR submarines are likewise being sent
10 the depart ment. bot the great ma
ioritN of these have been considered AT
various times ia one form o. another
Experience has convinced the depa II
ment that after each accident 10 a
submarine ii may look for an ava
Ianche of suggestions aimed AT pre-
venting a repetition of the disa ster
Esmmit w Finch of PerryVille, Nd.
suggested yesterday 10 the department
that electromagnetic he used to con.
meet underSea cables to the meta OF
the 81.
To the propose that large electro
magnets be used 10 raise a stnken
submarine. the department answers
that this scheme has been very care
fully investigated and found 10 be inn
practicable on account of the fact thai
;he weight of the magnets necessary
10 raise the weight of sunken sub
marine would be greater than THEN
lifting capacity"
Lifting Eyes Discontinued
Amy apparatus capahl of lifting
the magnets obviously could lift the
submarine. and magnets would NOT be
necessary, the department points out
Concerning the provision Of Specia
means for lifting a sunken Snbma rine
the department says that ''ail subma
rines were al one time furnished with
large lifting eyes secured in the Ton
OF the hun near the bow nd stern 0f
The vessel
Owing 10 the large size OF the pres
ent Subma rineS il is not considered
practicable To lif1 them bv means of
a limited number OF lifting eyes Sc.
cured to the hull The provision Of
lifting eyes has therefore been diScon-
tlnued. and in case il should become
necessary TO iifr n sunken submarine
" is now considered that the vessei
could best he lifted by 90 bleS worked
underneath the hun the depa rtme q,
decla res
one or the afVOra bile suggest ions OF
inventors and others urged thai miehi
enable Inc men trapped in the 50
10 he saved quickly is that of the de-
iachable lifeb0at or cha mber where
by those making the propose think
he crew could leave the vessel
Life Boat HaudicapS
The Rurean of CONSTRUCTION and Re
pair has this to SAY on his point
w lille the provision Of n deta cha bile
lifebOat or chamber sufficiently large
10 permit the crew OF "A Subtna riue 10
enter il aud rise 10 the surface in ga st
for amy reason the subna rine itself
annOt be brought to the surface
would undoubtedly be of value as a
safety appiia nee il has been necessary
for the bureau 10 reject all Of the
many proposals submitted in the pas
for An appliance Of this character for
one or more of the following reasons
"A detachable life boat or chamber
large euough To hold the entire crew
Of 80 to 40 men in a submarine oi
800 tons displacement must be 80
large ~ 10 neceSsitate an undull
'arge structure on the deck of tht
submarine or else AN undue reslric
ton in the already cramped space il
side the subma rine The addition 81
any large structure on the deck Of q
submarine is extremely Obiectioua Die
from the point of view both Of Sub
merged resistance and weight Since
a submarine is constructed primarily
for use ~ a military vessel amy fea
lures NOT of military value which De
tract materially from The military
value of the vessel cannot DO installed
A SSnming that device of the life
boat tNp pc which would not detracl
from The military value Of the Vesse
can be devised. there is no assure nee
thai the opening through which ac
cess 10 This ifeboat is obtained vii