Wilhelm Breuning; Theodor Ferdinand Borcherdt; his wife Louise; n閑 v. Janinski and their sons Albert (1842-1908) and Julius (n閑 1843); daguerreotype; picture size (light measure): height: 7.00 cm; width: 9.20 cm; with blue ballpoint pen on label: Theodor Ferd. Borcherdt with wife Luise and the 2 children; in black ink on label: D. p. 473; title in black ink; Photographisches Institut Daguerreotyp Atelier of Wilhelm Breuning St. Georg; Steindamm N?44 Hamburg; portrait photography; group portrait; historical person; parents; son; siblings; married; married couple; man; woman; boy; seated figure; Theodor Ferdinand Borcherdt