Beobachtungen Uber Saturn Und Dessen Ring Im Jahre 1848
Astronomishce Nachrichten, 1848. Extract from Vol. 28, no. 2. No. 650, col. 17-24, 1 plate (ncluding 17 figures of Saturn with the rings edge on) with Nos. 649-672. Altona: Gedrucht in der Hammerich und Lesser'schen Buchdruckeri, 1849, col. 17-32. Unfolded, untrimmed, unopened, plate soiled on margins with dampstain one eges..... More