1
2
3
4
5
Vydáno: 1890
Superior document: Annals of the Astronomical Observatory of Harvard College 24
6
Superior document: Annals of the Astronomical Observatory of Harvard College 23
7
Vydáno: 1890
Superior document: Discussion of observations made with the meridian photometer during the years 1882 to 1888 1
8
Vydáno: 1899
Superior document: Discussion of observations made with the meridian photometer during the years 1882 to 1888 2
9
Vydáno: 1900
Superior document: Annals of the astronomical observatory of Harvard College 37,1