Is original mercury glass safe to touch?

Original mercury glass is encased between the glass sheet and the backing, posing no active risk during normal handling. The historic amalgam remains sealed behind the front glass surface. Normal cleaning and daily living do not disturb the backing material. Avoid exposing the rear of the plate to moisture or scratching.

How do I clean an antique giltwood frame?

Dust giltwood surfaces gently with a soft, dry brush to remove particles without disturbing the fragile gold leaf. Moisture and chemical cleaners strip historic gesso and gilding. Keep the mirrors away from direct heat sources and strong sunlight. Gentle maintenance preserves the delicate texture of the carved wood.

What is the difference between a pier mirror and an overmantel mirror?

Pier mirrors were built to hang on the narrow wall space between windows. Their vertical proportions suited these architectural gaps. Overmantel mirrors were constructed wider to sit horizontally above fireplaces. The evidence shows both vertical wall formats and horizontal overmantel designs.