TONGA 1899 (VARIETY) 1D ROYAL WEDDING WITH '1889' OVERPRINT, SIDEWAYS WATERMARK
1d Royal Wedding single, sideways tortoises watermark, with incorrect '1889' overprint. Scarce. Generally fine unused. SG54a; SC53a
Note: the '1889' for '1899' overprint variety occurs on columns 1 and 4, row 8 of sheets
