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SUBJECT: "Plastic" Investigation.

1. At 12:30 this date of a telephone call from indicated that they har managed to assemble one crystal ol the suspected spbstance obtained from "Flastic." They would like to have it analyzed by the infrared microspectroscope which had\_previously arranged fo. Eto see in th area. asked:

a. Could he advise the inäividuals controlline the instrument that this analysis was beine performed on  high priority for an unidentified government agency,

b. Would CIA be prepared to meet whatever expengee might be involved?

2. checked wig to see whether
there was any objection on the partofthe office of 00 re
carding further contact between and the individuals con
cerned. At 3:00 p-m. Padyiseo that he
had checked with and there was no objection on
their\_part. The foffice did not consider it necessary for C sto check in with them when he came into the area.

3 calle long distance at C 4:00 p、m. this day and because o s absence, arranged to return the call at l0:00 a.m. the next day. Shortly thereafterpus called and advised that he could take the message. rindicated that this was satisfactory and that they would go abead in anticipation that they woulð not need any further assistance from us. Shoulà they run into any expense, they will send us the bill and it will be paid for from the special Project Artichoke fund established for this purpose.

Distribution: Orig to Subject FileMastic

25 P10)ン./16 At

5 May 1952

MEMORANDUM FOR THE RECQRD