Inscription: Paster on reverse: "Imperial St. Petersburg factory, reign of Tsar Paul I, 1796–1801. I bgt. all my pieces at Jacobson's in 1888 who got them from poor courtiers etc. factory never sells a piece."
Marking: Painted in underglaze blue on bottom:  Crowned Cyrillic P (monogram of Paul I [1796–1801]); incised on bottom:  K.;  T