I created an early version of this compilation while still living at the Scout camp at Asx’ée, twisted tree (Eagle River), where I served as caretaker from 1980 to 1992. This 2020 update adds a bit of more recent technology (eg LiDAR bare earth and point cloud on page 36), but should still be considered an interim product. The area deserves so much more! Also, I’ve PDFed it at fairly low resolution. Let me know if you’d like a higher res version (particularly useful if you want to view the aerial stereopairs on a high-res tablet, as explained here.