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!lUP llPOie 

l'rom l Jul:y to 6 Auguat I vas at project SCAl'lP, a.t tlw Institute of :ir1l!i!~1~ical Analysis of tho :Bureau of Stellds.rds., locatsd on the campuo of 

the Un.ivermit.y of Cal:1fornia at :Los Ar.g0lll)S1 California., contra.ct 

m. o~r 26=47. 

l1ho p~._1ect had a. ValTlng number of »!9.thsmatioienra prosent. Prof. 

Spe.ncar of PrincetOit ws thn:re for only tha fi!'st th..""Se C!qa. Prof. Al be:rt 

of i'Jhice.go UniTeroit7 had beo:a there onl7 four clqo altog11rbher when I left, 

q,io:.ldill8 the rest of his tma ritll the Rand Oorp0ration, a fev miles 3.'SS."3• 

Some of the others had been thG::re continuouJSly for six to eight veeko. On 

.e. ~::Jo.1;igt there "4ero 22 people t~ro, comtir...g AFSA. Z"OJll."Oaentati ves. 

~ha wor".r.: £Qt und0r vq sslowl3', but b7 .ltJgUst llad a.cq_uirod noticeable 

moTi:l'!!i."h'mll. !'rhe problem gntting soDt attc.mtion wa11 th.q,t of determining the 

existence of finite geometries of civea order. It is !mow that thero ia 

at lea.st one of order a, but it is not !mow vb.ether there aro more. lt 

is uot yet mow wl;ether there ar0 aey of order 10. !f"'naoa problems are 

of interest bocause they parallel certain Cl'jptanaiytic problems, and. have 

tiYEi advant~e of hr.Jing no ~ecurit7 limitations. 

Prof o Cairns is doing an oxaellont job of orp.n:hing cmcl leadillll:; tl:.o 

SJlfiPOSlium. A consider3ble de~e of entlmaiaam fo1• the pz-oblems hao dGo> 

17()lO'ped ac-ong the msmb1Jro11 mid I feel ova that work will continue dta1· 

SOAJ.Q? hse terminated. !fompldns ia devoti»g about half his time 'o the 

11J"l!."J?Osinm1 mud is valuable in keeping tho direction of the invaGt:lp.tione 

tC1':".!Ard. real problama .. 

ne location in Loli A.ngol~G offers. the following ad~tageo. 

1.\) O:f'f:l.ce apace ham b.aen mad.a available bT 11. c. L. A.. 

in good quantit7. 

'b) Housing im raadil;y aTa.ilable of o. q,'Wllity comrneneu,,.. 

rate ri th tu mtazuis.1'da of thD pa.rticiputs. 

o) 'Ebe libraries or I. w. A. aud U ... C';. L .. A. toi;etl:iel' 

c0<1s,ituta a ve~ eztensiv~ souroa of roferencea 

@'pproved for Release by NSA on 02-11-2014 pursuantto E.O. 1352a 
REF ID:A71897 

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d) The Ban.cl Corporation and I. 'B. A. ea.ch attract 

a large number or pronnnent 113thama.ticia:ns, so that 

during the summer Los Angelos ic tho centor fo1 .. 

American Mathema.t:i.cs. 

e) '?he climate is cool and the area. offers Jll8Zl1 diversions, ao that a scientist can fa0l tha.t in working there he is at the same time not daprirl?Jg bis 

f amil7 of a vs.cation. 

I discussed the arrangGmente with Prof. D. H. Lehmer, the 

Director of the Institute. He seemed plea.Sled with our SJ'DIPOsium on 

all but one polnt, aecuri ty,, As he expressed. it, tho;y have a policy 

o.ga.inst accepting clasaified projects, and thay had to make ~ excep= 

t:ion :tn our caH. 1 also talked with Prof. M. Bastones11 the clla.i!'«> 

man of the Mathematics Department of u. o. L. A. He also was happy 

aoout th.0 arrangements, but said that auothar time the f'crnishing of 

office epace might be more chffieult and less ge.tiefactocy., 

l3aing in Los Angeles gave mE> an opportuui ty- to visit tha 

Computer Research Corporation, e.vti. to visit the Corona Laboratories 

of th0 Bureau of St8.Dde.zds. Reporto on theS0 side trlp9 are attached 

a5! Appendices I and II • 

Ence ( 2) .,, Appoudlx l 

Appendix II 

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Reading File 
• REF3 ID:A71897 

A.."nPENDlX I 

«.i'his is right in tha middle of Log .bgales. I tm.G f'avora.bl7 ifllF> 

preozod 'by their officiae s.ud by Richard Sprague, their director of 

slactronlc deoign, who took us around. We 11aw only a corner of tbs 

laboratories, and camiot ;,udge them. 

l gathared that their lilain effort now io going into a big computer, the ORC 107. !hey a.re ilaking tw, at about $400,000 each. 

fho machine we are interested. in is tho CRC 102.&., Cllllad OAD.lO., The~ have delivered one, an abrevi.ated version, which belongs to tb0 

Air l'oree and is at HIT. It has been running omca January 15 with 

a cat1efacto17 ma.intmiance re~rdo !!!hey have orders for tour more to 

be delivered in 7 to 9 months. !be ~etic tape mscba.nisms have 

not yet been built. S!hey erpact to uae the GSSlE') unit on the 102A 

and ta.a 10711 so they rill put a groat effo:;; t into this one mi t 0 much 

'Mill cost $12,000. !he 102'. vill be capable cf ha."f":.Ulg up to 64 

units. .A. real of tape \fill hold aoli?Gthing over ioo.ooo wrde; 213 

gr<)'Dpl'i Of 8 each, in f'a.cto 

The logic is a 3-maddre:Je system in 35 'bit worde. ftw input is 

octsl or decimal digits from kqboard1 punched. ta.pa, or eard.D. Out.= 

put is the oame.. It iG not posslble to put in o::r got out &lpba.betic 

material.. Thi5 metms svei'yt~ wo1ll.d have to be cOllverted l.IltO digits 

outside the computer. l 

!he details of maintenance a.s reported b7 th.am ar~ thssth \rhay check diodes 'lfV'l>rJ d9.y, reple.ciDg marginal onrea befox-e they Zai.l• 

fhis takes half' an hour a dqo Then the;y have a daoign which they 

claim r.aBkea intermittent orroz-s almost impossible; thiB das:lsn iv 

a.pplicabl0 only to low f'requoney ma.chines. ln 3 monthu operaUon 

only 4 errors :required un.sobedul~d rapa.irso 

'lhe drum revolvee 40 l"pli?" B7 W31:Q! minirmm access teclmiquse 

ono can avere.ge one ~address inatructlon per rwolution. rus :.\B 

made poadble 'b7 8 apecial wrds in a revolver which comsll around 

8 times per revolution. Minirmm access time :ls achieved b1' changing 

tba addressasa which can be don.a in a eom:platol7 arbitra.rr but awkvard 

way. 

I was f avorabl7 impressed by all but tt:JO things6 Ji?gt, they 

have not yst bu:U t the machine they describo. Second, the iapnt ... 

output is not flexible euotigh for us. T1mo my cur6 tha firste and 

Dr .. Eachuc mBT bt1 a.b1.e to improve the second. 
• REF ID~K-'71897 

A.."PFENDIX II • 

Mr .. Da4l.S7 Buck reportecl to me the 487 we wnt to Corona. 24 J'iJly. 

!ha labora.tol'Y' at Corona is verr nicel7 aet Up with lots of space 

ia ve:cy- good builcling11. Blois ie just getting in some equipment and 

office suppliea. Wbile ve were there a man from Stanford lh:dversity, 

Dr .. Wa.rren Procter~ was there to coJlBUlt on nuclear opin echoes as a. 

Eemocy method.. fhe director of Oo.L"o~ Huntoon, aat in en the aeasion 

~ nnd whioh lasted two hours.. In faot 11 be did moat of the queationit\g. 

He sG>ems very inte:rasted. I believe ths7 need the help of a logiciB.Uo 

for maey ot the techniques the7 are considaring ma:- involve 'OJlOrthodox 

algor1 thD110 or m:i.ftb,t u.ead 10£1eal combinations adapted to their pe~ 

liarities., Li. CJ. s .. ) P. :Billingal07 au4 Hr. Buck have been inotruoted 

to contributs what the:' can :la this recpect9