SI AND H EXPERIMENTATION, 15 DECEMBER 1953

• Document Type: SPECIALCOLLECTION
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): 00428214
• Release Decision: RIPPUB
• Original Classification: U
• Document Page Count: 3
• Document Creation Date: January 23, 2025
• Document Release Date: August 23, 2000
• Publication Date: December 15, 1953

To: File
Subject: SI and H Experimentation 15 December 1953.
On' 15 December 1953, Tuesday, SI and H e ..- "entation and
rese was arried on 0
as subjec s.
After som� e discussion in general matters
writer ran all presemt in a slow induction. Al
well and several of the new ir.1s, particularly
obtained a fair eep con ic ion.
� After another brief discussion, the writer again ran a slow
induction process seeking to.obtan in all present than
previously. During this sessio ok flash photographs ,
which are attached, and it was not tiatnone awakened and that there
was very little noticeable� reaction to the flash bulbs when they were
discharged. In this connection, at the conclusion of the test, the
writer asked again for a report on what people noticed in regard to the
flash bulbs being discharged. Most individuals stated they felt heat and
were conscious of the bulbs going off although statements regarding the
whereabouts of the falsh were inaccurate. Several present s ted they
jumped which was not noticeable by the writer or
involving H the
ery
clusion of this, another discussion followed in which
stated she would very imich like to stop smoking. The
writer emons e and creating for her an intense b
sation in a PH when tempted to smoke a cigarette.
in the PH had averfintenseburning sensation in the back of h
Thid was removed by the writer using H again and-Cae-sub4eetls on the subject
and suggesting that the cigarette would return to normal which was subsequently
demonstrated. hen ran the entire group again on the slow induc-
tion and as not previou con epth was obtained by most members
present removed the numeral 5 from the
�
mind of this, he demonstrated to the .
entire group w o was unable to count 5, write 5 or ttoduce
the number 5. su sequently removed this from
The even8ng's session was concluded at 8:35.
APPROVED FOR RELEASE
DATE: f))
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