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\ ” prensa] Form . \ an * _ oF Lote . ar ee ot Ac LABORATORY pu aan | " genense sunEAU OF INVESTIGATION ; _ eo, : oe Date: . we fps y FBI, Birmingham (157-952) October 33, 1963 BAPBOMB x ; | | John Edgar Hoover, Director wo hye } Re: ~~ Ldn No xamination reques : Puasa —e— PC-77472 13 "Oe Reference: Birmingham “i PC~- 77476 IJ qev PC~-77490 IJ Examination requested: Letters 10/2/63 and 10/3 Airtels 10/5/63 and 10/ PC-77545 CW IJ arts: Microscopic ~ Toolmar f- Spectrographic A jJisting of epecinens a3 through Q17 is contained in the Laboratory report PC-77373, dated 10/1/63, in the case captioned "Unsubs; Explosion at 1601 Center Street, South, Birminghan, Alabama, 9/25/63; BM" (your ffle 157-407, Bufile 157-1042). A partial report dated October 15, 1963, conce rning PC-77545 Cw id, was submitted to you and a portion of S +h attached communication reports the completion of :the ! examinations of specimens K22 through E26 Jisted “in that report, L268" —-¥e 4s pointed out that the taking of test cuts or marks with a tool in the field imposes some limitations on the results of any subsequent Laboratory examination, Since the mechanics of a toolmark comparison involve the microscopic comparison of the test cut or mark with the Enclosures (2) (2. Lab report): . ‘Soot lchon 2 - Birmingham (157-407) Enclosures (2) (2 Lab report) nd ] = Birmingham (157-391) Enclosure (Lab report) 3 1 - Bufile (157-1042)'"" —— Peg el r (continued on next page) ee _——— LWL: 1sWO (10)'7-" dR; ADMINISTRATIVE PAGE | — eS C9 Fes Ate aah . —_—— oma ge TELETYPE UNIT aos af Sn ee ome ot oem gene crn en