1
出版: 1908
Superior document: Peruvian meteorology
2
出版: 1917
Superior document: Annals of the Astronomical Observatory of Harvard College 78,2
3
出版: 1899
Superior document: Peruvian meteorology
4
5
出版: 1907
Superior document: Peruvian meteorology
6
7
8
9
10
11
出版: 1925
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 26
12
出版: 1919
Superior document: Annals of the Astronomical Observatory of Harvard College 78,3
13
出版: 1899
Superior document: Peruvian meteorology
14
15
出版: 1913
Superior document: Annals of the Astronomical Observatory of Harvard College ; 78,1
16
出版: 1932
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 78
17
出版: 1926
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series I 29