Colour PPC 'Mine Trolley' showing miners operating an electric mining train franked on message side with 1902 2c carmine (SG 307) tied by EASTON P.A. cds dated JUN 25 1906. Addressed to 'Mr Pierre Paccoud, Secretaire a la chefferin du genie, Tunis, Afrique' (the head of engineering for mining in Tunisia). The brief message relates to F Chabert a Tunisian official visiting the mine.