Fuess Model IVa reflecting goniometer
R. Fuess, Berlin-Steglitz
Horizontal circle reflecting goniometer (brass) with covered graduated circle, vernier read-out, telescope and collimator with Websky signal, adjusting wheels, and goniometer head. Lacquered black painted cast iron base. Height 23 cm, circle diameter 11.5 cm.
Signed on the graduated circle "R. Fuess | Berlin - Steglitz". Inventory numbers IVd47 (scratched on circle cover) and more recent 3558? (written with white paint on a foot), ca. 1900.
Compare with another Model IVa
where the graduated circle is not covered
Collection: Museum of Mineralogy, Babes-Bolyai University, Romania