Cover franked with single 1914 1c light blue 'Denver' issue (SG CT39) tied by NOGALES cds. Addressed locally underpaid and taxed with manuscript 'T. 02' and added 1914 10c blue 'Postage Due' issue with large 'GCM' monogram handstamp in violet (SG CT21) tied by second NOGALES cds. A very scarce cover.