HBMC Object / Stone Marble thumb molding Fragment of a thumb molding with discoloration caused by metal corrosion. Identification and Creation expand_more Primary IDST.CTYH.1901.FRAG.03 Storage: HB0003 (See contents and map) Creation Date: 20th century Physical Description expand_more Materials: Granular, Marble, Metamorphic, Stone Dimensions: 2.75" x 2.75" x 3'' Provenance expand_more Building or Site: Philadelphia City Hall 231 City Hall, Philadelphia, PA 19107 Acquisiton and Rights expand_more Credit Line (Donor): Gift of Nan Gutterman, Project Architect for City Hall. Architectural Conservation Lab, University of Pennsylvania Accession year: January 1, 1970 Reviewed by: Siqi Zhao
