THE COMANCHEROS was based on a great 1952 novel
Nicely written, lots of differences, affordable, and worth the read:
https://www.amazon.com/Comancheros-Paul-I-Wellman/dp/9997409418
Nicely written, lots of differences, affordable, and worth the read:
https://www.amazon.com/Comancheros-Paul-I-Wellman/dp/9997409418