Talk:Juan Roget

Primary source conflict

This article was expanded with a claim that Sirturi made his telescope claim in Hieronymi Sirturi Mediolanensis, Telescopium, sive Ars perficiendi novum illud Galilaei visorium instrumentum ad sydera, Frankfurt, P. Jacobi, 1618 while the BBC stated it was a 1609 book. Fountains of Bryn Mawr (talk) 15:39, 5 October 2012 (UTC)

Looks to be cleared up via sources. Fountains of Bryn Mawr (talk) 16:51, 6 October 2012 (UTC)

Here is the source:

Girolamo Sirtori (1618). Telescopium: sive ars perficiendi novum illud Galilaei visorium instrumentum ad sydera in tres partes divisa. pp. 25–.--Mcapdevila (talk) 21:14, 29 August 2017 (UTC)