objectCopper RivetObjectsA named craft tool / part lemma (Copper Rivet) drawn from public-domain workshop speech (smith / watch / coach / harness / shoe / finish / pottery / glue / paint).Copper Rivet is historically related to Iron.burroughs-encyclopaedia seats orphan copper-rivet beside iron as a first craft peer — object speech, not a text-container or tradition dump.from Barkham Burroughs · Barkham Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 (Gutenberg #14091; PD in the USA)historically related to · sourced · documentedsourcesBarkham Burroughs' Encyclopaedia of Astounding Facts and Useful Information · Barkham BurroughsBarkham Burroughs' Encyclopaedia… (1889; PD Gutenberg ed.).