| Title | Mrs. |
| Last Name | Johnston |
| First Name | Margaret |
| Middle Name | |
| Maiden Name | Thompson |
| Nick Name | |
| Place of Birth | Cambridge, MA |
| Date of Birth | 1900-07-14 |
| Place of Death | Dover-Foxcroft, ME |
| Date of Death | 1988-06-28 |
| Publication | The Eastern Gazette 7-6-1988, p.11 |
| Obituary |