Istoria e dimostrazioni intorno alle macchie solari e loro accidenti comprese in tre lettere scritte all'illvstrissimo signor Marco Velseri...
By: Dal Signor Galileo Galilei Linceo
Contributors: Welser, Marcus, 1558-1614; Filiis, Angelo de, b. 1583, ed
Publisher: Culture et Civilisation
Published: 1967
Place of publication: Bruxelles
Language: ita
Number of pages: 164
Subjects: Sunspots; Astronomy -- Early works to 1800
Notes: Edited by Angelo de Filiis

Includes four letters from Welser to Galilei

Reprint of the 1613 Rome edition