The almost 175 years old house of worship received complete conservation and restoration of the Gothic Revival chancel and the historic Astor memorial altar
Ownership of the ANSI/NSC 373 rules für stone production has officially transferred from the Natural Stone Council to the Natural Stone Institute
The 2021 president of the Natural Stone Institute (NSI) sees the moment favorable to reach even internationally standardized datasheets for marble, granite etc
The coming ISO-approved definitions will be about “requirements and test methods for blocks, slabs, semifinished and finished products intended for use in building and for monuments“
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