Permanence — Chapter III
Predicted Archival Life
A photograph is only as old as its weakest material —
the metal print outlives the gelatin tenfold.
600y
400y
200y
0
50y
100y
200y
250y
1,000y+
Chromogenic
Silver gelatin
Carbon
Albumen
Platinum–palladium
Estimated permanence under standard archival storage — vertical scale truncated at 600 years.
Source: Atelier archive, accelerated-aging folio, 2024
Argentum Atelier
14 / 20
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