$14,000 to acquire the 1986 sculpture, The Philosophical Nail, for its permanent collection. The Philosophical Nail is a gold-plated iron nail encased in an austere reliquary-like, freestanding wooden cabinet with glass panes. Byars produced work in Japan, Europe and America from the 1950s to the 1990s in a manner that frequently blended conceptual installation art with flamboyant self-performance.