Corinphila Auction 284-290 Day 5

1858 (Oct 17): Cover from Kovno to Warsaw, bearing 1858 10 kop. brown & blue perf. 14½ : 15, a fresh and fine example, tied by clear dotted circular '19' numeral in blue of the governmental post office in Kovno. Reverse with despatch cds in blue and WARSZAWA arrival (Nov 1, julian) cds in red. A beautiful cover with this rare blue cancellation, following Zbigniew Mikulski, only three covers with the blue '19' on Number 2 are known. Cert. Mikulski (1991).rnReference: Another comparable cover bearing an imperforated Russia number One with a blue '19' obliterator from the same correspondence is shown in Guido Craveri's census on page 96.