Watch List notes:

Grass Valley Mining Co. of Colorado Stock Certificate. Colorado Territory, 1870, 500 Shares, Issued and uncancelled stock. Green with no underprint, Miners working in middle and miners lowering bucket to miners underground on left, 25ct 1st Issue U.S. Revenue stamp on right, Issued to David Raymond and signed by Henry (Evesson?) as president, VF to XF condition, "Issued for the purchase of mining property", The corporate offices were in NY, early and rare Colorado Territory mining stock certificate.

Estimate: 220-400