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Office MemOrandum • UNITED STATES GOVERNMENT

TO File

DAIE: 4 February 1952

sUBJECT: "Side Tone Delay"

1. In accordance with plans established at the conference of 29. January 1952, attended a conference 4 February 1952 in in the in connection with "Side Tone Delay" contract matters.

2. Present at this conference were who officially represented OSI and this'Agencyi who is head of one of the special units of ; and

, whc are to carry out the research in connection with the "Side Tone Delay" devices.

3. position at the conference was, of course, official while attended for whatever assistance they couldgive and bezatse of immediate operational interests in the "Side Tone Delay" device.

u. The primary object of the conference was to come to an agreement or meeting of the minds as to specifically what

were to attempt to do with the \$3h,000 before the matter was officially negotiated as a contract by After considerable discussion, it was agreed that would attempt to develop devices along the "Side Tone Delay" principles which could be used both at permanent installations and/o &. portable type for field use. It was also agreed that. would research along these lines, develop, if possible, a proto-type instrument, and if this instrument proved operationally sound, they would prepare instructions, etc.for its use and the technique for using same. In addition, it was also agreed that. the research would be general and would procede toward an ultimate goal which would be. possibly a "Side Tone Delay" device which would have no attachments on an individual and yet would be capable of being used immediately in conjunction with a polygraph or some other device which would indicate deception. Furthermore, it was agreed that the research was not tobe directed at an irmediate and specific idea, but that it would be developed as best thought out by with conferences laid on whenever it was necessary to make an important decision regarding either a change in the device or concentrating on one particular device or technique.

SANDARD FORM NO. 64

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5. As far as security in this matter is concerned, the interests of CIA, of course, is concealed since from a fiscal point of view, CIA merely is advancing \$3h,000 towho is in turn paying the money to - The project itself is to be unclassified and neithernor this Agency will furnish any classified material.

6. As a protective device, the contract will contain a clause which will give this Agency the right to screen any written matter concerning the "side tone delay", prior to publication and also this Agency will have the right to purchase any instruments developed by this research. Furthermore, it was agreed that this Agency could inspect the progress of the research from time to time and if it was being tested operationally, this Agency could participate in/and observe this testing.

7. For a matter of record, contract negotiations between and will be carried on by the special contract section of A copy of this contract apparently will be given to for his files and reports, both fiscal and otherwise will be furnished him from time to time by

8. It was agreed by the  representatives and that the contract date for the beginning of the work would be 1 March 1952.