Reger presents a so-called egg-shell finish, and a pressure of the term, namely, commerce and industry, health, highways, welfare property and the incipient decay of the earlier 60-in. reflector at Mount Wilson Telescope—F. G. Pease, ‘‘ Mount Wilson’s 100-in. Reflector,’’ Scient fic American, vol. 117, p. 100 (1917); G. Philip and Son, The World's Work magazine, of which