| Nota de fuente |
WWW.BNF.fr, 26/05/2011---(Helweg, Martin,1516-1574 Géographe, cartographe et professeur en Silésie)
Tooley's Dictionary of Mapmakers, 1999-2004---t.2, p. 308 (Helwig [Heilwig; Helweg], Martin (1516-174). b. Neisse [Nysa, Silesia], d. Breslau [Wroclaw]. German geographer, cartographer, teacher and diarist...]
|
