| Item ID Sort descending | Title | Notes | In Folder? |
|---|---|---|---|
| 1 | Reference and inventory sheet | 1 page | Yes |
| 2 | The Key to the Pioneer Charts, Historical Data on the 1843 and 1850 charts.` | 16 pages. | Yes |
| Item ID Sort descending | Title | Notes | In Folder? |
|---|---|---|---|
| 1 | Reference and inventory sheet | 1 page | Yes |
| 2 | The Key to the Pioneer Charts, Historical Data on the 1843 and 1850 charts.` | 16 pages. | Yes |