Those who first got possession of the rich bars on the American, Yuba, Feather, Stanislaus and the other smaller streams in the heart of the gold region, made sometimes from $r to $5000 a day; but after one rich spot was worked out it might be days or weeks before another was found.
The total filling up to that time on the streams in this vicinity had been from loo to 250 ft., and many thousand acres of fine farming land were buried under gravel, some 16,000 on the lower Yuba alone.
One on the North Yuba river at Colgate, where there is a 700 ft.