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\ ‘ Srderal Burrau of investigation United States Departinent of Justice San Francisco, valiformia February 14, 1942 Direeter Federal surce. of Lavectication We. sington, U.c. . / “ RE: BLUE PRINTS ROPELUERLESS PLAND, Inverted by JD ALIS,’ Houston, Texis y/ Ts ving letter was received frou Er. '. bERTAWL aes rere 3 3 Inspector, 3.1 Silver avenve, San Francisco, of & picture ir this worning's Sin Francisco ner o: Inaly's new propellerless plant thet is of es- pecial irtessct to me for tne followin: reason: Ir. 23 7 Or, earl: in 1930 at the reauest cf @ Greek friend, : city, I sent by ° blue prints ef < propeLlerless “1S in a secled nailing tube to (tnen Tecnnicai Javiser to the Twa San Francisco, Ceiifornia, at ErrianT was then Mre LINDoshGd's secretary Becei for the slue prints. This not aestroyes it) nela by Ltr. oustcn, Texas. I have not Deen in touch with for a number of years but assures he is still in on of vicinity. I can check this tsreugn my fellow the Ln igration O.fice in nouston if desired ray te Zocite ain. a eters, cpl MI97 = = [ag Trete blue prints «ers sent to lire LINS2EtGH for an” ex: » =s to practicab-lit, me ‘coiinercial XK gt De. : ibilitie . We cannot say, cf cource, thatMr, LINSSEAGH ever ninself in person was shoi.n ar received the blue prints'! ? per for thet purpose. Several inouiries directed te him subse- — ia quently eli icited no reply at ail and it is quite possible “ote a\b . thet, never hoving seen the blue prints himseif, he believed 6