Here are some historical texts, mainly Anthropological work done by James Teit from The Jesup North Pacific Expedition of the late 1800's. They are able to be viewed on smart phones and other tablet technology as well.
The following are Cook's Ferry Indian Band journal projects.
Here are the James Teit Transcriptions of our traditional stories, these are from The Jesup North Pacific Expedition
Volume III, Part II Mythology of the Thompson Indians. It is in 3 parts.
As well, here are extremely rare documents, that include our face painting and tattoo techniques and styles. It has been out of print since 1927. It is incredible because there are coloured prints, which were rare back then, but well preserved copies of this book are almost impossible to find. There are 5 parts in total.
Here is Vol 1, Part 4 of the Jesup North Pacific Expedition, The Thompson Indians of British Columbia, by James Alexander Teit. It is small text, but you can increase the page size by clicking on the + button to your liking.