"Universal Equinoctial Sundial By Nicolaus Rugendas (lll), Augsburg Ca. 1700-1720"
Universal equinoctial gilded dial by Nicolaus Rugendas (III), Augsburg ca. 1700-1720Adjustable declination
Nikolaus Rugendas I. watchmaker, 1582-1658
Nikolaus Rugendas II. watchmaker, 1619-1695
Nikolaus Rugendas III. watchmakerand sundial-maker, 1665-1745