http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a reference book showing many types of jigs and fixtures in actual use, and suggestions for various cases
xii, 354 pages : illustrations diagrams ; 24 cm.
"While much of the original material has been retained ... it has ... been completely rearranged and reinforced with much new information from well-known sources."--Pref. to the 3d edition.