Lot 507
1858, Coat of arms 10k. brown/blue and 20k. blue/yellow orange together with 1864 1k. black/yellow as vertical pair and 5k. black/reddish-violet, tied by square postmark "1" with adjecent red cds. "WARSAWA 27 5" to cover to Paris, 5k. small tear at bottom, otherwise fine and very scarce and attractive 4-colour franking