Master Francke, St. Barbara Altar: Left and right wings
First half of 15th century
Kansallismuseo, Helsinki, Finland
These are the left and right wings of the altarpiece. The narrative follows a version of the legend quite close to that used by Caxton, but it omits any reference to God's interventions on the first and second days of Barbara's passion.
Also, in Caxton's arraignment scene she responds to the judge's command with a vivid argument against idolatry that traces ultimately to Jeremiah 10:1-9, whereas in Master Francke she merely casts a demure glance to the ground.
The narrative reads from left to right across the top four panels, then left to right across the bottom four:
More of St. Barbara
Source: Wikimedia Commons