The Technological Angler is good, Doug Vahrenberg is good, there used to be a Yahoo group with lots of photos of stuff and what it was. Those and time on the water makes a huge difference. I also did a class with Clark Reehm several years ago, he taught me a lot.
Wishin I was fishin!! ..............>(((//*>
2013 Phoenix 721 ProXP - 250 Pro XS - Motorguide
Humminbird Helix 10SI/1199 SI
PB Largemouth - 9.51 - Toledo Bend - March 2014