1
Baskı/Yayın Bilgisi: 1956
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 100
2
Baskı/Yayın Bilgisi: 1955
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 68
3
Baskı/Yayın Bilgisi: 1956
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 87
4
Baskı/Yayın Bilgisi: 1946
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 284
5
Baskı/Yayın Bilgisi: 1939
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 175
6
Baskı/Yayın Bilgisi: 1945
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 275
7
Baskı/Yayın Bilgisi: 1939
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 180
8
Baskı/Yayın Bilgisi: 1944
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 260
9
Baskı/Yayın Bilgisi: 1936
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 122
10
Baskı/Yayın Bilgisi: 1952
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 42
11
Baskı/Yayın Bilgisi: 1957
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 110
12
Baskı/Yayın Bilgisi: 1952
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 45
13
Baskı/Yayın Bilgisi: 1954
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 66
14
Baskı/Yayın Bilgisi: 1947
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 296
15
Baskı/Yayın Bilgisi: 1938
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 144
16
Baskı/Yayın Bilgisi: 1945
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 273
17
Baskı/Yayın Bilgisi: 1945
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 274
18
Baskı/Yayın Bilgisi: 1956
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 99
19
Baskı/Yayın Bilgisi: 1956
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 86