Glossary

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    Definition
  • Imitation gold leaf, composed of varying concentrations of copper and zinc.
  • Originally designed in the late 1960's to create an affordable framing option of exhibition display. Made of varying finished extruded aluminum, can be cut in custom ordered measurements or purchased pre-cut in standard lengths.
  • A clear, water-soluble emulsion produced from modified cellulose and used as an adhesive for its stability and reversibility.
  • A chemically inert petroleum based wax that is frequently used in conservation treatments.
  • Style descriptor for items created between 1933-1965.
  • A surface growth of fungus which may have varying color, shape, texture and configuration. It generally grow in conditions where relative humidity is 60% or greater and little air circulation. Mold growth can resulted in instability and deterioration of the support layer as well as potentially(...)
  • The material the frame profile is composed of, such as, wood, aluminum, acrylic, steel, etc.
  • A 22k gold leaf with palladium and silver alloys (91% gold, 4.5% silver and 4.5% palladium).
  • A support or background for a work of art that serves both aesthetic and structural purposes.
  • A frame shop located 434 S. Wabash Ave in Chicago. Armand Lee was a salesman for this firm, in the 1930's prior to opening up his own frame shop, Armand Lee in the early 1940's.
  • Anti-reflective glass that blocks up to 99% UV rays
  • A thin, transparent film made from polymers, also called "polyester film". Mylar photo corners are often used in conservation/archival picture framing because they cannot be easily seen, and do not require permanently affixing the artwork to a backing. Mylar is a trademark registered by Dupont(...)
  • A plaque placed on the center of the lower frame rail, that can be made of engraved metal, or calligraphed gold leaf on wood, that usually includes the title, artist and select dates.
  • A firm that produced hand-carved, gilded frames in Chicago from 1883-1979. Their building was located at 2 West Kinzie and is still standing today. They are best known for their frames from the Arts and Crafts movement between 1900-1925.
  • A highly acidic paper made out of wood pulp used for newspapers and as a sketch paper for students. It quickly degrades over time and is not recommended as a support for longer term artwork.
  • Glass with an etched surface designed to soften reflected light.
  • Firm that fabricated reproduction mirrors in Chicago in the 20th century.
  • May occur either when the two materials are in contact with each other, or by vapor transfer from one material to adjacent materials not actually in contact with it. Often evident as ghosting or haziness on the interior of glazing within a frame.
  • A mirror image created by transfer of media or binder to an adjacent sheet of paper, glass, board, or by chemical migration of constituents in the paper or medium, such as oil in printer's ink or lignin derived staining.
  • The process of applying a thin layer of gold on the surface of a solid base. Oil gilding is less labor intensive than water gilding and is the preferred method for gilding elaborate ornamental relief. Oil gilding cannot be burnished.
  • Acrylic glazing that provides 98% UV protection.
  • Acrylic, shatter resistant glazing that is anti-reflective, blocks up to 99% of UV rays, is abrasion resistant and anti-static.
  • Paint that has been applied over the original surface to conceal the damage or loss.
  • A rounded convex profile.
  • A bright silver colored metal leaf that is resistant to tarnshing.
  • Popular motif used in the last 18th and early 19th century, it has the stylized appearance of a palm frond. Also referred as an anthemion.
  • A support made from overlapped parallel strips of reed plant stalks.
  • An item that has areas of gold leaf present on the surface.
  • A support made from one of a variety of treated animal skins. Known for its smooth, and slightly translucent surface, was often used in formal documents.
  • A geometric design or pattern made of pieces of wood for a decorative effect.
  • The endpaper that is pasted to the inside of each cover.
  • A low relief design that is built up and modeled in gesso.
  • Also called transfer leaf. Each leaf is lightly affixed to a sheet of special transfer paper. Easier to use, and more versatile, it is often used outdoors, or onto large architectural components (domes, ceilings, walls, etc).
  • To coat a surface to change its appearance or to give the appearance of age.
  • The process of either application of altering a metal amalgam on glass to create an antique like reflection, or application of a metal amalgam on a specialty glass to create a artisanal reflection.
  • The reappearance of an underlayer of paint, or under drying created as a result of the fading/increased translucency of the overpainting as it ages.
  • A trademark name for clear acrylic glazing.
  • Used to secure a photograph or work on paper to a mount to avoid contact with adhesive.
  • The negative space between frame ornamentation where the background or wall support is revealed.
  • Italian for hard stone, it is a technique that involves using cut and highly polished stones to create decorative inlaid patterns.
  • A colorant, which may be derived from a wide variety of substances, organic and inorganic, natural and artificial. The colorant is insoluble in the binder it is suspended within.
  • A rectangular column that projects from a two-dimension surface used for decoration rather than structural support.
  • Originating around 1870, plaster ornamentation was often applied at the same time as the gesso support.
  • The concave impression made in a paper support by a printing plate as it was run through a printing press.
  • A brand name for acrylic which is a clear plastic glazing used for oversized artwork , or for artwork that is shipped, or often handled, when glass is not an option.
  • A general term for clear acrylic glazing.
  • A block that is placed between the sculpture and the top of a pedestal.
  • An architectural or decorative item that is painted in several colors.
  • An inert, clear plastic used for wrapping/protecting items for archival storage.
  • A process to finish metal where a dry powder is applied electrostatically and cured under heat. The end result is a finish similar to typical application of liquid paint, but is more durable.

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