The coat-of-arms is that of Counts von Wreech, Wrechow, Pomerania.
The variation of Drentwett's maker's mark struck on this piece is illustrated by Seling, H., Die Kunst der Augsburger Goldschmiede 1529-1868, Supplement to Vol. III, no. 2427.
A similar tureen from a hunting service by Heinrich Bernhard Weyhe, Augsburg 1761-3, from a service thought to have been presented by Kurfurst Karl Theodors von Pfalz (1724-1799) to the Bishop of Lille is illustrated by Seelig, L. in the exhibition catalogue Silber und Gold, Augsburger Goldschmiedkunst f/uur die H/uofe Europas, M/uunich, 1994, cat. no. 149/1.