Shelburne Museum: 4. Charles D. Sauerwein, Ale and Oysters, before treatment
Shelburne Museum: Radiograph of Ale and Oysters, with the painting's image oriented correctly
Shelburne Museum: Radiograph of Ale and Oysters turned 90 degrees
Shelburne Museum: 4. Charles D. Sauerwein, Ale and Oysters, after treatment
Shelburne Museum: 12. George Henry Durrie, Self-Portrait, before treatment
Shelburne Museum: X-radiograph of the lower left corner of Durrie's Self-Portrait
Shelburne Museum: 12. George Henry Durrie, Self-Portrait, after treatment