contributor
created
2016-10-03T08:26:39Z
creator
modified
2019-03-19T09:09:03Z
inSubtree
altLabel
opus caementicium
@nl
opuscaementicium
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broader
exactMatch
inScheme
prefLabel
Romeins beton
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scopeNote
Romeins beton was een materiaa ...... rn Portlandcement. (Wikipedia)
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