Russia. 1864. Folded letter addressed to France written from 'St. Petersburg' dated '17th March 64' with double ring St. Petersburg double ring dispatch on reverse '18th Mar', bold 'P.D.' hand-stamp with framed 'Aus Russland/ Franco' in red on face (Van der Linden 325), m/s '2f 8' in blue ink on reverse, routed via Konigsberg with 'Konigsberg/ Bromberg 2' ambulant on reverse with 'Prusse/ Erquelinnes/ 3' French entry cachet in blue '2nd Avril 64' and Paris arrival '2nd Avril'