375rd Heinrich Köhler auction - Day 1

2 sk. blue with good to large margins, tied by numeral "1" to entire letter with adjacent "AALBORG 8/9" (1863) to Thustrup which is situated near Aalborg, but not within its postal district, thus charged with "4" skilling in red crayon (6 skilling national letter rate minus 2 skilling for the paid fee). A fine and rare letter. Certificates Nielsen (2004 and Moeller BPP (2008)
Provenance: Peer Lorentzen (Hoiland Auction, 2004)