EUROPE, second half of the 18th century Two portable sundials: - a small folding "Augburg" sundial by Lorenz GRASSL (1740-1805). Octagonal gilded brass plate, engraved with palms and rocaille on a grained background, centered with the compass, and with patinated brass moving parts. The reverse of the compass features a list of three European cities and their latitude, and the inscription "Elev. Pol" (elevations at the poles), and the signature "L. Grassl". H. (unfolded): 5.5 cm - Dim. plate: 5 x 5 cm. Wear, accidents, part of the circle and mobile style missing. - a compass dyptic in wood and printed and colored paper. Open: 7.2 x 4.3 x 7 cm. Wear; glass and needle to be reattached.