Raymond Burr movies, to charity. He was also known for sharing his wealth with friends. He sponsored 26 foster children through the Foster Parents' Plan or Save The Children, many with the greatest medical needs. He also gave money and some of his Perry Mason scripts to the McGeorge School of Law in Sacramento, California. Burr was an early supporter of the Bailey-Matthews National Shell Museum in Sanibel, Florida, raising funds and chairing its first capital campaign. He also donated a large collection of Fijian cowries and cones from his island in Fiji. In 1993, Sonoma State University awarded Burr an honorary
Burr (edge) for a significant portion of manufacturing costs. In the printmaking technique of drypoint, burr, which gives a rich fuzzy quality to the engraved line, is highly desirable—the great problem with the drypoint medium is that the burr rapidly diminishes after as few as ten impressions are printed. There are three types of burrs that can be formed from machining operations: "Poisson burr", "rollover burr", and "breakout burr". The rollover burr is the most common. Burrs may be classified by the physical manner of formation. Plastic deformation of material includes lateral flow (Poisson burr), bending (rollover burr), and tearing of material