Parr, W. Alfred. |
Antonio Abetti : [necrology by W.A.P.]. |
Parr, W. Alfred. |
Astronomical spectroscopy with simple instruments / by W. Alfred Parr |
[S.l. : s.n., 1910?] |
Parr, W. Alfred. |
A bird's-eye view of the history of astronomy / by W. Alfred Parr |
London : Knowledge, [1911?] |
Pagnini, Pietro, 1875-1955 |
Galileo and Simon Mayer / by Pietro Pagnini |
In: Astronomical journal Vol. 41, no. 9 (1931) |
Parr, W. Alfred. |
Galileo's tower at Florence / by W. Alfred Parr |
In: Knowledge 22 (1 July 1899), p. 157 |
Lettere (1894-1899), 1894-1899 |
In: Carteggio Pittei II: Museo degli strumenti antichi di astronomia e di fisica. 1894-1908 |
Parr, W. Alfred. |
A temple of science / by W. Alfred Parr |
In: Knowledge 23 (1 May 1900), p. 103-104 |