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OfficE MeMOPANdYN · UNITED STATES GVERNMET

suBjecr: Attached copy of letter deted 2 July.1953

mis the outstanding expert on Erythrina alkaloids in this country, end hss published 10 to 15 papers on the suoject.

The dried extract apparently does not contain the rarcotic substance which en extract of tre fresh flovers vould centain. This is being haniled by Gottleib in TSS.

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Th Mde tomm Ty 100 1

July 2, 1953,

ofthe his associatos,# Asaf Washington, D.C., and tuo of and are deoply interestod in sone of tho bypnotic proportios attributod to dococtions of fresh Erythrina flovers or othor plant parts.

I havo discussod this with then and oxplainod that vo in Emaahave not boen successful in dononstrating these effects with driad matorisl. Thoy would iika to visit Mcto seo a doconotration of this offect and vould begin cctive resoareh aimed at isolation of thə principie causing the activity if thoy could witness it.

Perhaps you would be willing to arrange for an intorview with then in August or at your early convenience. Fould you be kind enough to inrorn zo if a domonstration of this drug activity can ba arranged?

Sincorely yours,