This book is a study on what is in effect murder and genocide committed by governments during the 20th century.

War is a Racket by Major General Smedley D. Butler of the US Marine Corps was first published in 1935.

This enormous volume has over 600 pages of useful information about prepping, small and big.

This is a solid logic textbook. It starts with a short introduction, including a brief two-page overview, before going through the basics.