Augustin Hirsvogl und Virgil Solis?

Title: 
Augustin Hirsvogl und Virgil Solis?
Author/Artist: 
Ryser, Frieder
Published In: 
v. 65, no. 13, July 1, 1995, pp. 1806-1809 Weltkunst
Bib ID: 
AI35624
Notes: 
Early Hinterglasmalerei in Bavaria