Brick coupons with varying degrees of salts.

Treated volcanic tuff from Old Stone Church of Mission San Juan Capistrano, San Juan.

Samples for removing paint a) on limestone made by Kerry Johnson; b) samples on on wood for removing paint layers made by CSMyers; plaster substrate and wood substrate for removing samples.

Samples from African Episcopal Church of St. Thomas in Overbrook, Philadelphia. Project of Myers Conservation 2025-26 and Case Study for Finishes course in 2026.

Sandstone fragments and MEVE red soil from Hartzler thesis

Fragments of fossilized wood.

Petrified wood of species Sequoia affinis.

Petrified wood of species Sequoia affinis.

Petrified wood of species Sequoia affinis.

Petrified wood of species Sequoia affinis.

Cross sections from Spruce Tree, MEVE

Contents:

• Boards of different types of paint: mineral paint; oil paint; casein, glazes
• multiple fragments of historic paints for teaching
• sample boards prepared in 1983 of non-historic painting for demonstration
• examples of wood graining from students
• KEIM mineral paint samples
• Lime Works samples.

Abrasive blasting media for IBIX machine. 200-250 mesh.

Sandstone fragments and analysis samples for Bethesda Terrace