Sevon, proposals for the CASTLE tests wero formally subzitted by
loo Mlaws and URL~Liversore and aro attached as Erelosures "Be

and "0". Theso proposals recomend testing |
.

.

Ve

re

.

The purpose of the

prove in emorgensy capcbility weapons.

bility weapon,

be?

to,
“ALE
=F
ep

tests is to

The third encrgenty capa~

“was not included in the Los Alms pro-

posals besauso ofconsiderable dovbt as to its nuclear porformance
end beemse of the provisos assunction that Los Ala~s would be

linited to four shots in the CASTLE Operation,

Hover, if the

. - Bere successful 4% wuld have the advantage of being a dry
coe Oe

weapon indepondent of Lithtu:-6 productions {t wuld be a hedce
oreYe

against fatlure or linited availability of +ais and
it iould also be a hedzo asainst logistics and delivery problens

T 22050
fron th:JE
thot nay erico
.
e
ey

ne MEEEEEGYSsc0=s the

createst assurance of good nucloar perfor

However, better decisions regarding the xvlative nerits ofpees"
eth
ee » bod
Rod

Peeteae end future production cm be nade efter CASTLE on the
aa

basis of actucl results ani everieme gainsd fron testing each type.
This is particwlerly immortant since the present situation inticates
a

Select target paragraph3