BSG.BS.01389 — Madagascan, Guano Seal, Tana

Found in Scotland, 18mm.

TANA straight across the centre, A GUANO... curved around border // triangle bisecting letter S with its base

Antananarivo is the capital of Madagascar and often called Tana. There is a company trading in Madagascan bat guano called Guanomad although it seems rather recent and no evidence of earlier guano trading has yet been found for Madagascar.