Canal Zone 1909-10 2c vermillion & black Fernandez de Cordoba (#32, early printing, Scarce 9.25mm spacing, CZSG 32.B) tied by EMPIRE, Mar. 31, 1910, duplex on Isthmian Canal Commission, Official Business (crossed out), Penalty cover to US with Trenton, NJ, 4-6, backstamp. Type I CANAL ZONE overprint on Panama #198. Scarce printing on neat cover!