1 Gr. carmine red, with an interesting print failure at the "G" of "GROSCHEN", together with 2 Gr. blue as a correctly stamped postage paid on PD letter going abroad. With Saxony K2 "LEIPZIG 25 9 73 " to Fismes/France, there not deliverably and red L3" RETURN A L ' ENVOYEUR 1509 " to Leipzig. On the reverse 5 French cancels and the issue cancel of Leipzig 1st X.s (1873). Certificate Sommer BPP