I like these. They cut fast and are cheap enough to replace every few years
https://www.homedepot.com/p/Fiskars-18-in-D-Handled-Pruning-Saw-393540-1011/203273602
As was mentioned above if you could use it for inflating mattresses, hook it up to a water filtration system, maybe. But I'm not spending $100 for a plastic paddle. I'll stick with my Gallon Jug with the bottom cut out of it, $0.
I can feel your pain Black_Fly, my first trip is coming up, and I've got a painful 5mm Kidney Stone to pass before I can go.
Good luck with your recovery.
It is a great book, I really enjoyed reading it back in the day when I thought I'd like to build canoes as a retirement gig.
When the book arrived I opened it to the inside family picture to find it was signed by Joe who signed it as 1906 but later in the book it reads 1907. Mom, Dad, and Sis...
I tore my finger on a brad nail and took a Band-aid from my camping kit. They were in pretty rough shape so I figured it was about go thru the kit and see what else needed to be replaced.
Time to check the First Aid Kits