Multipurpose glues for gilders and restorers. PVA glue is a low cost alternative to acrylic size adn is also sometimes used with metallic powders and pearlescent pigments as a binder. 

Parchment clippings (being made from parchment, or prepared animal skins) can be boiled down to create a weak hide glue that is traditionally used by bookbinders and art restorers.

Pearl glue is a resonably strong glue that can be used as framers or restorers for joining wood.

Chipping glue is a strong hide glue that is used for chipping glass. The glue shrinks strongly as it dries, if applied over glass this shrinkage will cause it to rip chips of glass free. This interesting frosted effect can then be enhance with verre eglomise.