Tafel 3 - Die (7-fach) geschlängelte Rille bei Marius
Moon
The (7-fold) meandering rille at Marius.
Gern-Nymphenburg (near Munich), 1893, March 29, 8h30m.
Magnification: 260x - 259 mm Refractor, focal length 3514 mm - made by Reinfelder & Hertel (Munich).