Trackers: A Post-Apocalyptic Survival Series - free
https://www.amazon.com/Trackers-Post...dp/B01LY1037T/
(Repeat. Numbers 2, 3 and 4 are 99 cents each.)
*****
Canning and Preserving Food for Beginners - free
https://www.amazon.com/Canning-Prese...dp/B07YRTDG2P/