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.
Writings on Special Collections and Archives at Harvard University's Houghton Library
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.