The genera) effects of beckscattering on spagured radiation doses are fairly vell established. Further, ‘knowledge af depth (tiame)-dose surves has edvanced to « quantitative state.® Thus, there seams to be Little doubt that a film badge or dosimeter vorn om the persona wil) over-estimate the gem radiation dose delivered at a depth of five centimeters (asaumed depth of blood forming organs) 4 major facter in determining this difference is the quality of radiation wader eonsideration. (ne repert®* dealing explisitly with radiation iz « fallout field suggests a faster of about 3/4. DOE/NY Rreoren of Standards Teadboot 39. _beptanber i HW TELL. CORF IDENTIAL. Badisticn, January 1954. Une! Sarai!