Portrait of the jeweler's daughter anna rebecca senckenberg (1716–1743), the first wife of johann christian senckenberg. Died in 1743 after the birth of their daughter anna margarethe. Object Type: painting. Date: 1744. Dimensions: height: 85 cm (33.4 in); width: 70 cm (27.5 in). Medium: oil on canvas. Collection: Dr. Senckenbergische Stiftung. Anna Rebecca Senckenberg