Show U. U S. S Invents Rust Anti Dope Incident to the the government las bs taa faced the problem u thit t has lias so long proved baffling to III conee con- con ee ems ns of ot Iron ami anal steel cel from rust In an au to lei solve salve this HIls federal federal federal fed fed- eral specialists have han lu perfected ted various forms forma of oC protective l coatings In this connection It may be pertinent to ask whether commercial uses will not be found al also o for tOI the time called so-called dopes which the government has hns Invented to tobe tobe toe be e applied to airplane wings wing and which are possessed of ot valuable weather re slating and fireproof qualities |