The USFS has had defined color schemes for everything since at least the 40s. I cant find a reference offhand but I recall it goes back Pinchot around the turn

The USFS has had defined color schemes for everything since at least the 40s. I cant find a reference offhand but I recall it goes back Pinchot around the turn of the century. They are very intentional about a consistent image and ensuring human elements fit in the local biome. https://www.fs.fed.us/t-d/pubs/htmlpubs/htm07732807/paint.doc https://www.fs.fed.us/t-d/pubs/htmlpubs/htm07732807/paint.do...