[1]14-00000
[3]' é Ro.
[4]104-10216-10171 | 2025 RELEASE UNDER THE PRESIDENT JOHN F. KENNEDY ASSASSINATION RECORDS ACT OF 1992
[6]10 June 1964
[8]PO“ yewoRanpo FOR TES RECORD tC; 7 |
[9]EuLETZCT : Tosts of Modified Sights for 7.62 Bolgiun (FAL) Rifle
[11]EEFERTICE: Mano for Red. cated 23 May 64, Subject FAL Siloncers/
[12]Sights, from C/\VE/SA/ESD/PS
[14]By: 2. Oa 2 June 1964, Mr, Donald R. Dunn, TSD/EB and the
[16]' -wmdersicned went to Isolation to test a nodified elght anda
[17]telescopic sight daveloped Zor the 7.62 Esigium (#4L) Rifle in
[18]“ancwer to roforence n). The tests were perforuod with tho assistance
[19]Of Er, Janes Earb and lr, Glen Winstead, Isolation,
[21]: 2, ‘The first tosts wore conducted with 2 Williass Paap sight
[22]modified to fit an alusinus block which was mounted in nlace of the
[23]atandard FAL rear sight. Tuo Willians sight kas a larzor dianeter
[24]poop than the FAL cisht and has a wider rango of olovation settings
[25]RS Woll cs more positive control over toth clevation and windare,
[26]» Tho vain purpose of the test was to establish a point of roaferonce
[27]- Of the aluminum block to natch the Eraduations on tho Willians
[28]‘eight end allow the sight to be sot visually for tho cesired range
[29].ODCG tho woapon was zaroad, .
[30]ve, 3. Firing commenced from 100 yards at 2 silhouette tarret
[31]Going the hood of a jeep 25 2 rest. Esth uncerloaded and full losd
[32]‘Younds were used, Light rain which craavually increased in jatensity
[33]' during the day served to Coxpslicate the precedurs. Tha test :
[34]‘Fesults et ranges from 25 yas. to 130 y<s, using the Villians
[35]_ Sight are summarized in Attachzeat I. oxceedingly erratic results
[36]+ Were ovtained throughout the tests and one atten % to duplicate
[37]:; the 160 yd. zoro resulted in a differect setting later in the day,
[39].° 4. & 2X scope of Japanese manufacture equinped with aluninus
[41]~founting rings frort and recr to fit tho rear gas port anc roar
[43]+. Gigat mount respectivaly then tested. The Scope was attachad to
[45]‘the rifle with difficulty and attespts to zero it wore frustrated
[47]yby the inability to doterzine where the rizlo was snaooting. The
[51]/ wes cetersined that the mount could not ke attached firnly enough
[52];to insure in retaining a proper zero. The test with the scope
[54]/)Was aborted, . /
[55]i eh -
[57]poof
[59]SESE
[63]14-0000 . : . + F
[65]rae
[67]3. It is recommended that the scopo and mount bo ciscarded
[68]a3 unfeasiblo, The Williams sicht is acecotable slthouca tho
[69]nesber of clicks por rovolution of tho knob should be roducad,
[70]:  Purthor tosting of the uxderloaded azmzunition should bo con
[71]Gucted to determino the reasons for the erratic porforzuance.
[74]Sin Yshfisenfpeg | Ge Hs)
[76]- sttaceode ti . Le,
[77]DDP/TSD/EB/DSWVEC
[79]“ofrstfsoa
[83]14-90000 . . ‘ . sO ¥
[86],
[88]'
[90]Bide Lat
[92]ts
[94]eat
[96]=. @ June 1964 re i
[97]“is. M§llgans Paep Sight et aL.
[99]At 25 yés., reduced loads
[100]. . Raise sight 60 clicks fron bottom
[101]Match ref, line to 4th line fros top
[103]at 50 yes,, reduced loads
[105]Raise sight 80 clicks froz bottom 2: #
[107]Lan. Hatch ref. line to Sth line from top . rane f
[108]Bo: oo ee:
[109]* at T3yds., reduced loads . 4
[110]* Raise sight 80 to 110 clicks froz bottom ; a
[111]. Azmunition performance very erratic, wide variance on _target= sf
[113]: At 100 yds,, reduced loads : me
[115]Raise sight 120 to 160 clicks
[116]. ist trial, 160 clicks, little variance
[117]tch réf, lino to Sth line from top
[118]. 2nd trial 3 hrs. later, 120 clicks
[119]“eg is 1. Mateh ref, line tc 7th line from top
[120]_ at 150 yas., roduced loads
[121]_ Raise sight 230 clicks (l trial) = =|...
[122]Katch roz., line to 12.5 line from top ©
[123]Cour not mount teloscopic sight properly. Began
[124]. Shooting in scope, found it moved,
[126]At. 100 yds., 2ul2 loads ee
[127]B Raise sight 4 clicks from bottom :
[129]At ‘150 yds., £u12 loads
[130]i - Reise sight 8 clicks fron botton,
[132]1.. Intermittant wmnin throughout tests. . .
[133]2. Casas with reduced loads vero noted to be blackened at nect
[134].; @fter firing, Suspected to be low pressures not causing
[135]. - eufficient case expansion to obtain proper seal, Thisan
[136]contribute to erratic perforranco, Recormend gas port be turned
[137]-; te off position to prevent action from opening and allowing
[138]. gas leak. Also investigate soft annealing case necks.