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