Robert Horace Baker
Robert Horace Baker (March 29, 1883, in Northampton, Massachusetts – June 23, 1964, in Upland, California) was an astronomer. Provided by Wikipedia
1
Published: 1937
Superior document: Annals of the astronomical observatory of Harvard College 88,6
2
Published: 1933
Superior document: Annals of the astronomical observatory of Harvard College 88
3
Published: 1923
Superior document: Studies of Class B stellar spectra containing emission lines [7]