E.R.P.I. - Comunicado #40 (Noviembre 2009) Parte 1
E.R.P.I. - Comunicado #40 (Noviembre 2009) Parte 2
Encke’s Comet, Celestial Poetics, and the Dawn of Popular Astronomy: How Emma Converse Became the Carl Sagan of the 19th Century - "The moment so long looked for may be nearer than we think, when, with a powerful grasp, like that of Newton, some watcher of the stars shall seize the sec...
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