JOHANN FRIEDRICH PENTHER (1693–1749), Professor of Mathematics and Economics, General Building Inspector of the University, F. Reibenstein, 1747, oil on canvas, Art Collection of the University of Göttingen
JOHANN FRIEDRICH PENTHER (1693–1749), Professor of Mathematics and Economics, General Building Inspector of the University, F. Reibenstein, 1747, oil on canvas, Art Collection of the University of Göttingen