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Show Sure Book Preservative, United States Consul Hanna of Georgetown, New Guiana, presents the following rs a sure exemption from damage by cockroachos, wood ants and other destructive insects Ho says that books pajpted with a compound com-pound consisting of one-half ounce of corrosive Bub'llmate, one ounoe of carbolic acid and two pints of methylated methyl-ated spirits every three or six months are exempt from the ravages of vermin, ver-min, whether In the tropics or In cooler ollmatQH, To make the formula thoroughly effective, he says that tho books ahould be painted all over tho outside when closed and Inside thoroughly thor-oughly at the fleam of both back and front coverB, and that with ths treatment treat-ment the most valuable archives can bo kept In good condition. on |