Inscription: Friedrich Wesselinck Vrsula Von Vreisbergen / Anno 1669 (engraved on the side of the tankard around the coats of arms): owners' names and date.
Marking:  Crossed keys within a shield (town mark of Riga in use in the eighteenth century.) See Annelore Leistikow, Baltisches Silber, Lüneberg, 1996, p. 309.
 Roman capitals I B flanking a tree and within a shaped shield (maker's mark of Johann Berend [Berends, Berendts, Behrens, etc.] w. 1696-1704). See Leistikow, p. 309.
Location of marks:
- On the exterior of the bottom.