TABLE 8.1 Prices at George Davenport's Trading Post, Rock Island, Illinois, c. 1820
| Item | Price | Item | Price |
| Ax | $6.00 | Large copper kettle | $30.00 |
| Beaver trap | $8.00 | Lead | $0.20 per pound |
| Black silk handkerchief | $2.00 | Lead shot for guns | $1.00 per 5 pounds |
| Breechcloth | $3.00 | Medium copper kettle | $10.00 |
| Bridles | $2.00–$10.00 | Muskrat spear | $2.00 |
| Chain for staking down traps | $0.75 per 6 feet | Muskrat trap | $5.00 |
| Combs | $1.00 per pair | Muslin or calico shirt | $3.00 |
| File (for sharpening axes) | $2.00 | Ordinary butcher knife | $0.50 |
| Flannel | $1.00 per yard | Sheet iron kettle | $10.00 |
| Flannel mantle | $3.00 | Small copper kettle | $3.00 |
| Gunflints | $1.00 per 15 | Spurs | $6.00 per pair |
| Hand-size mirrors | $0.25 | Tin kettle | $14.00 |
| Heavy wool cloth | $10.00 per yard | Tomahawk | $1.50 |
| Hoe | $2.00 | Trade gun | $20.00–$25.00 |
| Horn of gunpowder | $1.50 | Wool blanket | $4.00 |
| Horses | $35.00–$50.00 | Wool mantle (short cloak or shawl) | $4.00 |
Source: Will Leinicke, Marion Lardner, and Ferrel Anderson, Two Nations, One Land (Rock Island, IL: Citizens to Preserve Black Hawk Park, 1981).