Rare Pair of 19th Century Russian Verdun Breccia Marble and Ormolu Columns

Fine and rare pair of Russian Architectural Verdun Breccia marble columns with Ormolu Ionic capitals, on square bases and Ormolu beading. stamped
H Picard and the initials DB
The ormolu mounts French
Russian Circa 1820

Provenance: Private collection New York