The Whetstone Quarry: On Finding a Sharpening Stone

Here's a small sample from Roy Underhill's new book, The Woodwright's Companion.

sharpening stone - polishing a sharpening stone
After being rubbed for about ten minutes on the side of a broken sandstone wheel that's kept constantly flushed with water, the surface of the whetstone-to-be will shine like marble.
Roy Underhill and MOTHER EARTH NEWS Staff