If it 60" You will need a 56" string. You need to know your draw length. You need to be able to hold the bow at full draw for 10-15 seconds comfortably in order to develop any kind of decent form. You tube has a lot of recurve shooting instructional clips. That recurve might have replaceable...
It appears you like homemade tools. Good skill to have. I'm not that smart, I just hold the pad in my hand and try to follow the line on the back side whilst trying to not sand any skin off. I do not imagine breathing in the rubber is good for a fellow either.
The wolves do not understand private property so one would think any previous "sanctuaries" would get flushed out by the dogs? Maybe some of the sanctuaries are too large? Shed God, do you really want the government managing the hunting on public land?
I find it best to scrape the finish with a sharp object. Less likely to screw it up. I use loose Utility knife blades. Any sharp straight will work if you are careful. Some use a pocket knife.