Lot 31106 – 1851 (Sep 4) entire from San Fernando to Port of Spain with 1851-55 (1d) purple-brown left marginal tied by « 2 » type 0.1a cancel

1851 (Sep 4) entire from San Fernando to Port of Spain with 1851-55 (1d) purple-brown left marginal (just touched at top), tied by a good strike of the « 2 » (type 0.1a with large « 2 ») cancel, Trinidad double arc bs, unobtrusive cover tear in address panel, very rare, thought to be only three covers with the « 2 » type 0.1a cancel.