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A key component of the York project is the 3D scanning of the negative cavities in the gypsum casings.
A key component of the York project is the 3D scanning of the negative cavities in the gypsum casings.

1 posted on 06/10/2023 3:33:53 AM PDT by SunkenCiv
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To: SunkenCiv

The article is pretty stingy with photographs.


3 posted on 06/10/2023 3:38:53 AM PDT by ArtDodger
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The plaster casters were around for longer than we thought.


4 posted on 06/10/2023 3:39:15 AM PDT by rxh4n1
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To: SunkenCiv

the substance is plaster of paris and is used today to mke molds for lost wax casting


11 posted on 06/10/2023 6:28:09 AM PDT by bert ( (KWE. NP. N.C. +12) Juneteenth is inequality day )
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To: SunkenCiv

So, that’s where the Mafia got the idea...................


12 posted on 06/12/2023 5:14:14 AM PDT by Red Badger (Homeless veterans camp in the streets while illegal aliens are put up in hotels.....................)
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