Fragment

Fragment of a thumb molding with discoloration caused by metal corrosion.

Unglazed terra-cotta with weathering treatments

Painted plaster samples

Mortar coupons from Cliff Palace, Mesa Verde

Limestone samples from Anne Brackin’s previous work. Some samples are loose.

Floor Plasters from the Acropolis at Copan, Honduras

mechanics original mortar

Medina sandstone from Gennessee, N.Y. Quarry reopened for repair work at Ontario Legislative Building

Photographic film and thin sections of sandstone coupons

Varying metals with multiple types of corrosion and patina.

Mortar fragments

Micritic Limestone Fragment

Marble slab commercially named as “Montclair Dandy”