Auction Series 257-264 in Zurich Day 4

The 'Paquete' Post of St. Thomas - La Guaira - Puerto Cabello 1866 (Sept): Rasco 2 r. dull green, zig-zag roulette 9-9½, a used example tied to 24 April 1867 entire letter from Caracas to Schleswig, Germany endorsed 'per RM Steamer' by undated circular Caracas handstamp in black. London transit cds presumably missing from small area of opening damage to flap and charged in manuscript '1/3d.' with corresponding '21½' schilling charge in blue manuscript. Reverse with part Aachen transit in blue and framed 'Schleswig Bahnhof' arrival (May 7). The adhesive crossed by file fold but a very rare usage and destination for this issue. Signed Pfenninger. Opinion Holcombe (1989).rnProvenance: Corinphila sale 80, March 1980, lot 6188.rn 
Catalogue 261: Stamp Issuing Steamship Companies