There is a short biography for Myrtle Porterville at Finding Aid to the Myrtle (Bemis) Porterville Collection at the Institute for Regional Studies in Fargo. There are 22 Boxes of information and parts of 5 of them have been scanned and posted here.
The Finding Aid to the Myrtle Porterville Photograph Collection contains hundreds of folders and each folder contains numerous photographs of this area.;
| ▲ Description |
Source Boxes (see above) |
| Correspondence etc. | Box 1 Folder 1 to 18 not scanned |
| Family Histories (A-H) | Box 1 Folders 19 to 33 scanned |
| Family Histories (I-Z) | Box 2 Folders 1 to 28 scanned |
| Biographies from 1910 Griggs County Atlas | Box 2 Folder 29 scanned |
| Biographies Condensed from History of North Dakota by W.B. Hennessy 1910 | Box 2 Folder 30 scanned |
| Biographies included in Nordmænd og Norske Hjem I Amerika | Box 2 Folder 31 scanned |
| Biographies from the Norwegian Lutheran Church 1914 | Box 2 Folder 32 scanned |
| Biographies from The Record by Lounsberry | Box 2 Folder 33 scanned |
| Family Notes (A) | Box 2 Folders 34-36 scanned |
| Family Notes (B-S) | Box 3 Folders 1-27 not scanned |
| Family Notes (T-Z) | Box 4 Folders 1 to 10 not scanned |
| Birth Records | Box 4 Folder 11 to 30 scanned |
| Marriage Records | Box 4 Folders 31 to 36 scanned |
| Death Records | Box 4 Folder 37 scanned |
| Newspaper Clippings (A) | Box 4 Folders 38-39 scanned |
| Newspaper Clippings (B-M) | Box 5 Folders 1-20 scanned |
| Newspaper Clippings (N-Z) | Box 6 Folders 1-12 scanned |
| 8th Grade Student Biographies | Box 6 Folders 13-19 scanned |
| Box 7 to Box 22 not scanned |