Used on a letter from St. Petersburg (31.7.1831) to Schiedam with irregular rastel perforation.
Dimension: 27 mm
Color: black
Form: circular, single line framed cachet
Meyer: page 167 (two types: 28 mm and 23 mm), letter from Riga (8.10.1831) to Paris
Feuser: No. 53 (28 mm), No. 52 (23 mm)
Grobe: No. 5 (28 mm), No. 6 (23 mm)
Ravasini: No. 31
