Subject to the detailed requirements that follow, the Government stamp shall be affixed only to work individually produced and to work entirely hand-made. No object produced under conditions resembling a bench work system, and no object in whose manufacture any power-driven machinery has been used, shall be eligible for the use of the Government stamp.
source: The provisions of this part 301 contained in standards for Navajo, Pueblo, and Hopi silver and turquoise products, Mar. 9, 1937, unless otherwise noted.
cite as: 25 CFR 301.1