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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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test site area were issued film badges by the RadSafe Unit. The final personnel radiation report requires some upward revision of exposures . previously reported. This report. shows that of the 1,749 persons with badges none exceeded an integrated dose of 6 roentgens, and only 32 ex- , ceeded 4 roentgens. These 32 represent less than 0.7 percent of the total prs on nel subject to exposure. The 'average integrated exp sure w k about. , hazards associated with the detonations of a large number of atom;ic. air .. * ' met in November were given further consideration ina staff study, .and three possible conditions: (1)a high air,burst without r a i n or. snowfall; ._. (2) a high air burst with early.rain or snow; and (3) a low surface byrst, o r underground bTst. The timing of each shot with respect t o weather conditions:was . . -- .the major factor in preventing significant fall - outin ' poNa Ga areas. estimated results show "hot" areas. w i t h integrated doses. of .75 roentgens' at15 miles from the surface shot, and 175 roentge'ns at9 miles from the r . undergrounl .shot. Since these specific areas were observed within. the Nevada Test Site, they do not represecb.a health problem t o populated areas. However, such fall - out patterns are phenomena not fully stood or predictable. Further monitoring should provide d a t a up0 t o base predictions of fall - out patterss far future tests. *:ere utilized fDr BUSTER and 12 for JX?CLX within the limits of 10 t o
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hzve an activity greater than 10-2 microcuries calculated 4 hours after . shots vas about 10 t i m e s greater than following BUSTER detonations, no' the shot. Although the air activity near the surface following JANGLE. , . .t: . .a ct iv it y was found that exceeded the requirements of the Jangle Feasi- , Ttie margin between t h e required and observed air activity was small, which indicated the necessity for continuing sucb activity beyond 200 miles, and w+thin-the continental limits of the These data are being correlated for further study and use.' Civil Defense Liaison Branch) to the Test Organization on December 3, The preliminary report of the FCDA shelter test was submitted . through the C i v i l Defense ''Liaison Branch. t o the Test Organization. on ' ' invitation was extended t o FCDA t o participate in a.Biomedical. Test also asked t o designate a representative toa companion committee t o perform the same functions with respect to tests of effects on stru$tures, sampling programs at future tests. United States, was assigned t o $he Health and Safety Divisionof NYOO;. The responsibility f o r monitoring air: i: .4 project of Operation BUSTER was submitted by the Project Officer (Chief, T e s t Planning and Screening Committee. On December 10, 1951, an . Planning and Screening Committee established t o receive, screen,.develop, ; . q future weapons tests, and t G elaborate a final and scientifically valid under the chairmanship of the Chief, C i v i l Defense Liaison 'Branch. represented on the Structures Committee are the LASL, the Public Buildings Service of the General Services Administration, and the Department of Uirecf, and Genetic Effects of Radiation i n Mammals Current data on biological effects of radiation' i n mammals have been assembled i n summary form by I>r. H. H. Plough of t h e Biology Branch. This nemorandum outline represents a compilation of .much of the liter a - . ture on the suSject and lists many references. tributed t o the various Divisions t o serve as a working summary indis - cussions of peraissible radiation dosage or expected genetic effects. Copies are avzilable from the Biology Branch f o r those who may have an interest in the subject. be7 Level Porzzble Cobalt Ir radiator 4. pilo: mdel portable cobalt irra5ietor vas developed by the ' .
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the- effects of radiatio on the protection of the adrenal corti cle hormones. This cobalt ir radiator is design'ed to.handle a moderate level source up t o 250 curies of cobalt.60, and will fill a definite need i n the experimental radiobiology program of the Commission for cheap flexi - ble sources of highly penetrating gamma radiation for use in'animal and The pilot unit described above was designed and fabricated at a cost of approximately $7,500. models of this type constructed 'commercially shod cost between $4,000 Research i n Fractionation of Formed Blood Elements It i s 'estimated' that ' the cost of additional . The Harvard University Laboratory has made significant progress . on the AEC-research project on separation of the formed blood elements. T h i s study is being conducted by Doctors E. J. Cohn and J. %*. Tullis. has been found t h a t blood platelets may be quantitativkiy isolated fr blood being processed inthe national blood program, and recovered i n " relatively undamaged form for subsequent' medical study. .The importance . of this work lies inthe fact that blood platelets are a necessary factor i n controlling the hemorrhagic state which accompanies exposure t o high dosages of ionizing radiation. platelet producing mechanism of the bone marrow is damaged and phi ents frequently die of multiple internal hemorrhages.- If these platelets prove t o be viable they will contribute greatly to the, therapy of radiation. . injury. Similar progress has been made i n the isolation of the white blood cell fractions from processed whole.blood. The white cells are under investigation t o determine if they may be transfused into patients suffering a deficiency of white blood cells, and thus aidin combatting I the overwhelming.ihfection which frequently accompanies acute .exposure t o whole bdy radiation. ' Fellowship Program - Health Physics In radiation injury of this nature the The latest class of the Fellowship Program conducted a t ORNL i n - + . that 19 of the group had received offers f o r employment prior to,graduation. It is understood that the 20 members under this program a t Rochester-Brookhaven have also been solicited for employment. Visit to Szvznnah'River Site Information has been received from the Laboratory A recent visit was made by staff members tothe Savannah Rive Site t o study .the bj,ological and medical problems relevant ,to plant
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surveys made later i n order. t o determine the effects-.~of.aquatic life of .. sr,;all amaunts of radioactive material'.released i n t o the strevns. E.!eeting of American Association. f o r the Advancement of Science The Director h d representatives of the Division attended meetings the Sy&osibm on Cancer Therapy with Radioisotopes included the, address of D r . Shields Warren on "The Impact of Radioisotopes in Cancer Research."' . i s Other sessions included papers on effects of radiation on animal tissues; effects on the skin tissues; summarization-of the study of t h e production of cataract and retinal d ~ a g eby irradiation of the heads of Review of FCDA Publications new-born mice; and methods of following deposition' i n mollusc shells by 1 ' ' Technical manuals recently reviewed were : "Improvement of Shelter Areas i n Existing Buildings," and "Interim Guide f o r the Design of. Buildings Exposed t o Atomic Blast Loads ." I n addition, a panel meeting of major industry representatives arranged by FCDA was attended for review of the FCDA-sponsored "Interim a t the Ndtional Bureau of Standards on January 29 and 30, 1952. The _. - . i evidenced by the large number of acceptances and the many requests f o r Scintillation Counter Symposium Final arrangements are being made t o hold the Symposium conference Radiation Instruments Branch reports that considqrable interest has been' additional invitations. . The spontaneous response far exceeds the original ' estimates of attenaance and stresses the importance of ' this meeting. . A large number of speakers have been scheduled t o report,on, the various stzges and recent developments in this field. The results of the sedis - cussions should Wdvide informative and.current materials of value since no meeting of this kind has been held i n the past 2 years. * Equipment f o r Monitoring Teams Bids were openea for the procurement of radio covmunications equip-. ment. f o r t:?e AEC emergency monitoring teams. will be made t o Lhe lowest bidder who has assured delivery of Fortable units within 90 Clays, zqd mobile units within 60 days.' It i s indicated that 'award
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The information *requested pertains t o <he rate of expansion o v s ' the Gast years and t h e present production capacity. Information. received from ORNL indicates that contracts for the * f a s t neutron and alpha survey meters.have been awarded. which had been requested for use i n various Commission installations W Z ll cost approximately $19,70O'for 35 neutron, and $17,600 for 30 alpha Delivery i s expec'ted i n May of both, items. An urgent need has been indicated by. the-Raw Materials Division for approximately 50 scintillation type sUr;vey meters .ofathe type deve oped at ORNL. ical Survey t o consolidate their needs along with those of the Loan of Radiation Instruments and Sources During the month,. approvals were 'gr I n ahdition, the Geological Survey has use for about 50: A meeting will be held with a representative-of the Geologthe loan of radiation detection instruments and radioisotopes defense training use t o the State Civil Defense Organizations of New ' Jersey and Kentucky and the county organization of Pinellas County (St. constitutes a graphic presentation of atomic and other weapons of modern war and the urgent civil defense measares needed to.cope Civil lkfense Liaison Branch has devoted considerable ti with FCDA requests for assistance i n Troviding elements energy portion of t h e exhibit, and arrangements have bee Branch f o r loan of radiation detection instruments and 3ecember 13, 1951, the Chief, Civil Defense Liaison B r sentative of t h e Office of Classification reviewed .the it vzs determined t h a t there was no AEC cl&sified material involved. =Discussions on Effects Test CA sions of Itilitzry kp&ation 'and Information Service Building Service, znd EC with regzrd t o Conversations uith vzrious reye sent at ives of .F