1860  No bar diggings there, but bench and bed-rock diggings.
1897  "Bar diggings" shall mean any part of a river over which the water extends when the water is in its flooded state, and which is not covered at low water.
1960  In "bar diggings" a claim shall be (a) a piece of land not exceeding 250 feet square on any bar which is covered at high water. . . .
1962  They had travelled over the famous Eldorado and Bonanza creeks to bar diggings beyond. . . .