| Field | Definition | Field Notes | Example |
| Year | Year of donation. | All donations are between 1855 and 1857. | 1855 |
| Month | Month of donation (numeric). | | 8 |
| Day | Day of donation (numeric). | | 15 |
| First | First name/initial of donor. | Not capitalized. | mary |
| Middle | Middle name/initial of donor. | Not capitalized. Sometimes initials have periods, but not always. | c |
| Last | Last name of donor. | Not capitalized. | leighton |
| Location | Town/city listed for each donation. | Sometimes includes a state postal abbreviation if the donation was not from Maine. | portland |
| Amount | Amount donated. | Numerical dollar amounts. | 1.25 |
