1 - 2 toradh á dtaispeáint as 2 toradh san iomlán ar an gcuardach 'Dreyer, John L. E.'
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1
On personal errors in astronomical transit observations. de réir Dreyer, John L. E.
Foilsithe / Cruthaithe: 1875 “…Dreyer, John L. E.…”
Citation: Proceedings of the Royal Irish Academy, ScienceSer. 2, Vol. II, pp. 484-528, 1875-7Journal Article -
2
Notes on the physical appearance of the planet, Mars, as seen with the three-foot reflector, at Parsonstown, during the opposition of 1877. With 2 plates. de réir Dreyer, John L. E.
Foilsithe / Cruthaithe: 1878 “…Dreyer, John L. E.…”
Citation: The Scientific transactions of the Royal Dublin Society, Vol. I, pp. 69-70, November, 1878Journal Article
