MysteriesKryptosArtifactsSanborn's private Kryptos archive (K4 plaintext, K4 coding system, K5, K1-K3 charts, prototype plate)
ART0D7HTJ281HN8·Artifact · document
Sanborn's private Kryptos archive (K4 plaintext, K4 coding system, K5, K1-K3 charts, prototype plate)
Not published. Paradigm's post shows photographs of a mini Kryptos archive item and a curved copper proof plate.
Copies 0
Where it is kept
RR Auction, Boston area · Auction house
Sources 2
Cite it
Mysteries Department. (2026). Sanborn's private Kryptos archive (K4 plaintext, K4 coding system, K5, K1-K3 charts, prototype plate) [Artifact ART0D7HTJ281HN8]. https://mysteriesdept.com/r/ART0D7HTJ281HN8
@misc{mysteriesdept_art0d7htj281hn8,
title = {Sanborn's private Kryptos archive (K4 plaintext, K4 coding system, K5, K1-K3 charts, prototype plate)},
author = {{Mysteries Department}},
year = {2026},
note = {Artifact, catalog key ART0D7HTJ281HN8},
url = {https://mysteriesdept.com/r/ART0D7HTJ281HN8}
}