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John R. Decker joined the group
3D Working Group 7 years ago -
John R. Decker joined the group
Material Culture Working Group 7 years ago -
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NYC Digital Art History 7 years ago -
John R. Decker's profile was updated 7 years ago
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John R. Decker changed their profile picture 7 years ago
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John R. Decker joined the group
NYCDH Announcements 7 years ago -
John R. Decker became a registered member 7 years ago
