9-1-~po.,_,..,d of dop,.._. t. o -.......-... 11.... · Jtepl&. e,re ta P4 cm. ud. a. nd amoolb 1, o Ut with th tl:nunb. Illustration 15. 2 How To Use the Scotch-tape Swab (Modified from Brooke, Donaldson and Mltchelle, 1949) 