Excellent, I'm rolling with a field expedient darkroom for the time being (at least until the market for photos of wet tree bark comes back, as I've...
Well, at least it's better than using your teeth or claws, Vaughn. But not much better. Non-bending triple-jaw tinsnips (shears) were developed long...
I used a hacksaw, followed with a file -- but I was cutting metal darkslides...more robust in the pack, bends rather than breaks, and can be hammered...