The Evolution of Culture

Table I — Analyses of Ancient American Bronzes

Object.	Locality.	Observer.	Copper.	Tin.	Iron.
1 Chisel from Silver Mines	Cuzco	Humboldt	94.0	6.0
2 Chisel „ „	Cuzco	Dr. J. H. Gibbon	92.385	7.615
3 Knife „ „	Atacama	J. H. Blake, Esq.	97.870	2.130
4 Knife		Ditto	96.0	4.0
5 Crowbar	Chili	Dr. T. C. Jackson	92.385	7.615
6 Knife	Amaro	Dr. H. Croft	95.664	3.965	0.371
7 Perforated Axe		Ditto	96.0	4.0
8 Personal Ornament	Truigilla	T. Ewbank, Esq.	95.440	4.560
9 Bodkin from Female Grave		Ditto	96.70	3.30