| Several pieces of the fossil wood were selected by the men to serve as whetstones. |
| Novaculite stones, also known as Arkansas whetstones, are the slabs of natural rock most of us grew up with. |
| In 1964, or about a hundred knives after making his first one, he switched his focus to selling Arkansas whetstones and a year later began selling knives. |
| Knives of all shapes and sizes hung on racks and lay on tables, whetstones handy. |
| Whetstones were traded and used for sharpening weapons, tools and knives. |
| Unlike oil or water whetstones, a diamond whetstone does not need to be lubricated. |
