http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Industry practice for fluid penetrant inspection of steel tubular products
Fluid penetrant inspection of steel tubular products
Technical Committee on Tubular Products.
prepared by the Subcommittee on Nondescriptive Testing, a subcommittee of the Technical Committee on Tubular Products.
Contributions to the metallurgy of steel