Sampson, Ralph Allen, n. 1866 |
John Knight Fotheringham (1874-1936) / R.A. Sampson |
In: Isis Vol. 27 (1937), p. 485-492 |
Sampson, Ralph Allen, n. 1866 |
John Louis Emil Dreyer (1852-1926) / R.A. Sampson, Frederick E. Brasch |
In: Isis Vol. 21 (1934), p. 131-144 |
Adams, John Couch, 1819-1892 |
Lectures on the lunar theory [Microform] / by John Couch Adams ; edited by R.A. Sampson |
Cambridge [Eng.] : University Press, 1900 ([S.l.] : J. and C.F. Clay) |