Conservators at Weissman Preservation Center have discovered that a photograph from the William James collection was made with the rare Kallitype process, a predecessor to gelatin silver prints. Read the full story at Harvard College Library News….
Conservators at Weissman Preservation Center have discovered that a photograph from the William James collection was made with the rare Kallitype process, a predecessor to gelatin silver prints. Read the full story at Harvard College Library News….