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Machine-read from the scan, so expect some errors. Lines that couldn’t be read are left out.
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tho fact tht the Ut.rml h s u d fkcm radhtion i r tha luting factor ud that the .ir 8-w program 4 d e l y be eliainatad from future teete. I t 4 bo parrible to ertablirh Udor tho supuvision of Dr. huis Hmpalrmn, a survey heban udr of a l l prrunt ud forru wplopra of the Laboratory e t d f vbo in the part raceived rip if ioa at arerexponues to plutonium. Approzimately twenty-five 8uch #n bvr boon carefully dned, .ad the data will he cue fully aadzyred. So far t h u e m a s to be IY, iadlcation that the mall body burdrnr of plutonium (in the g a m d vicinity of one microgru) are c*urlag any dunage Dr. Uright haghm attended the Tri-Partite Confererrcs on prrnisrible radiation ~ orure rhald a t IIurlDUn, New Pork. 1. b o Cbalius, Robert Barker ud James Lunrnce left on April 19 to attend the Id us trial Hygiom Aseociation Meeting i n LQE Angelss.
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2. 3-r k o ~ s owont to Site Able on hrch 25 to monitor tho Arutic Ph.6. of t h e llvk VIII. No loahgo v.8 dekcted. 3. On 4 r i l 6, ildoctrirution i n photodorivtry -8 given to Yemen go hck to Eniwtak), Dorothy Uhmitwl (uho uill k doing clerical work in the Photodorimtry Submetion and fill - i n photodoslaetry uork), ud Julia 4. H.l U U i a m s of Holmes and Nuver urivod on April 13 for a mnth’rr poriod of photodoehetry ir doc trim tion in preparation for his return to Enivetok with Robert Taft of AEC. Gene Griffin has accepted the job offer as pronitor i n the G o m d The monitoring work a t Ten Site has been reduced toa &e minimum %urr 00 tht a reprewntative of H-l i r present 9 hours a day. I !due t o the absence of RaLa a& other radioactive material8 a t the present tiae. 1s ‘\@or this remeon, Jack Aeby ha8 been morking done d rtaying on during noon
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13. The luaik 8kOrbiag shields on the film calibration board wore rrplacsd vith 3/SW polyothylea8 filtor8. TU8 change d o it mer nu y to imreaso the calibration apo sure 2.5s. in operation in the C)R-Building. 15. Lor Aluai Canyon was mnitared for alpha surface contaminrtion. No drtectable activity was found. amitorin# program VIS put into operation for this ue8. re decont8minmtd cmd rot tad to we i n the Laboratory. The hcklog of eu i pr nt to bo decontminatd has beon increauing, making it mcessrry for
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raportad to the ? h e hprrtaent. an apoaure to tritium while broaking up an uranium humce. The mdmm a d y e i s of tritlm in the urine wa8 224 pc/L as of 6r45 p.m. on k c h 26. A l l 8ubreqwnt urims haye ahawn a lower count iadicating a mIPul decay pattarn. 3. On April 3, 1 2 5 powxis of tuballoy were accidentally picked up by the refurn crw ud drpo8ikd i n the city d q. Approxiutely 25 pounds were l8kr rocmered ard the rd ning ect iv it y coverod vith srreril lords of dirt. 4. A aall fire was reportad in the TA-33 coxtamimtd p i t on eil 15. The origin of the fire w.8 believed t o be oily raga undernath the dirt covering. 5. On April 19, a hckgrourd of 1 rr/hr was recorded by the arm Tbis incroa80 in back gro d is believed due t o the activities i nmonitors. 1 - Hhub on April 18. - .. 13 6. -The Pa ju i to Illeiderit: On April 1, a s ~ . puas mde of those atP a ju i to that had provioudy ken foplrd t o be in exceas o f toleruxm. two room wore fwrd u i t h spot8 of contamination in exce81 of the tolarergrd upon for that moa. A nrutvey of Rooma U S and 119 to amcertain of recontamtnntion indicated conridorable recontrmlmtion in one This it3 thought to be due t o dWontuirYting equip on tin this ."&. The old Control Room in Building Ii8atill in poor cod it ion an3 wffl 2 #optton) are to subrit a 6pecbcln every sir mnths. The excoption in tho z 3 9 h n whose urim counts were originally above tolerance a n i on which the re8ults have barn erratic. UoWy S~OCIWMw i l l be coUected from him.
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luba of dinU0g injuriorr 3 18 lbbm of dap lolrt tin 16 199 No rmu lorbt5ao accidonts occurrod during this report period, 1. On A p r i l 9, hot air from a fuxnrce et TU Building set fize to the filter in the duct above the flwluca. duct onto tho roof .Id wt fire to tho roof. The burning filtSr dram out of the Bhmbar of Accidents 11 49 +oh. All four me backing accidantr. kbcnatory m @ Oym8ma iwo lv d in four roh icu lu accident8 during 1. Roy Roider a d J. Robert Penland participatad i n tha Uprhot Program
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R.diobiology Section of t h Air Forae School of Aviation )Idiaior on pro jock d Foderatrd Sociotiss for Zkperbntal Biology i n Chicago April 7-10 rad proSociety and cr0nfm.d with Or. Georgo Mop. Ed ElliraKIod attmndsd the metiag of the Fodrratlon of Gordon Gould atklzded tho -tiaga of the He also atkrded 8- meetings of the Radiological mrclalc acid having tramfaring activity & beon contimod. m ff ici ent avtrriul i n on hand now for a thorough investigation of this sokmtwme, Thymus sodium De~oryrfbonucleate~has b e n returwd for some rrimr revision before being acceptable for publication. Attempt.& purification of a large wu xt of fibr1mg.n for radiation en vary inferior. From the rouults of the purification it v o d d 8- that last . u p l a of fibrinogen uaa romthing other than fibrimgen. This mmttrr bean taken up vith Anour rad Coq aq y. Thme hro bana dolay i n the adi -
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tha rolative uouatr of chole8terol uhich each t i r m trkor in from the blood counting hss kea rhovn t o bo practical procduro rad yu tud routiasly i n experiments doscrlkd in Paragraph 3. C‘ offiaioney yu 33%at a lcnm g 8 h
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A co~idorablow unt of ti# was rpnt vorkiag on Ragram 4.1 of the promnt Bovada trot opaatione. bthods of dotermining Srw ia firrioa The roarltr of rtudior thrt h.vo k s n coapleted on the rworril o f the inhibition of ironicotinic acid -acid by pyridoxirw a d its dorir8tiror are king propard for publication. Studio8 on the c o u surfac6 admrption of radio8ctito coqotudr havr k.~rosuMd with radiation .ut#~tr of a requiring n hot i dC Wid, pua-uimkmoia acid ud thiamine. Chrmtographs of the labold aicotinic aid adlorbod on tho kctobacillus a0110 u o king roputod. nuing oo~plotionand will noon be pr0~4rad for publieation. Thio vork io RBE of g- irradiation with the use of a oobdt MWCO on tho
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roputd dorer of Xryr or tbarml matrons. Srrrral dy rbr a kma mpont a t Domort Rock in commation uith liuo for o m weak. 80 The imartigation of avomor of .pgroaeh to #a L.klloq of mid ox in, uith Cu ir8U in prog n rr.
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to Oak Ridge. in thio field include a rtudr of bud-polirbing of DO- uranium a d tho uw of a H-n hourly
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1--Ellory Storm yu at RPC April 8 to I2 ami April l6 to 19. Tho tho X + y mehim to bo mod in tbo fil.bdg. dw do punt paogru. Tho pictauor vill bo uwd to cbmk tho rpproprbkmrr of tbo fluorrwmo radiators wero rdo in UA atwt to got a m idoa of the rob ti ye i a kn s it i or of scattorad .nd fluororoont radiation a t tho paint of ~ m m ~ n t ,rrd to Aha, as a chock, rough prelhhuy muur ~ n t rvith b. The opt led rys- of tha m do nrl tow br 18 rkort of the in stm at. C. Tho rdiationa in t h o region 1 - 10 lh fror plutoaium KIUTCOI 7 .ilborylliu8 w lo dou. Tho rodtr thua fer u e only bntrtive. A pak ob mod at 3.3 Kor irk li wd to romilt ikao tho M X-radiation of urmitm. TWOi 8 indication of tho pronaeo of radiation a t 4.2 KOT, and imooaluriro ffidonco of wak radiation in the roqion ll - 12 Kw. roportod o uli or,ir also -a. This vai coor i dad to ba nuororcont radiation fror a brass cam onclorirrg tho countor, but indicatlom lynt are tht thir The radiation at 8 Ic.r, rat ba tnu.
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t authority of tho U.S.L.R.0.b.m Subrurfaco m8pl011will bo W o n at locntion 5 in an effort to dotarmlor diraction ud rak of a ip ation of utrrial frm this location.