00793nam0-22002891i-450-990000055920403321000005592FED01000005592(Aleph)000005592FED0100000559220011111d--------km-y0itay50------baitay-------001yyRoute surveysRussell R. Skelton.New YorkMcGraw-Hill book company1949X, 531 p.ill., 3 tav. f.t.18 cmStradeRilievi Topografici625.72Skelton,Russell R.332052ITUNINARICAUNIMARCBK99000005592040332113 E 41 0219287FINBCFINBCRoute surveys111832UNINAING01