Lieutenant Weaver's research notes on Freakers, tied to his lab on Wizard Island in Crater Lake. They unlock on their own through the story.
Weaver is working on an advanced napalm to burn out hordes, which you help with in Blow It Up Good.
Colonel - "Sleepy Tea"
A note and a bag of homegrown herbal tea for Colonel Garret, found on Wizard Island in Crater Lake. It is in the Colonel's tent at the top of the hill in the Wizard Island camp.
Colonel - "The Good Book"
Colonel Garret's Bible, kept in his tent on Wizard Island in Crater Lake. Climb to the tent at the top of the hill in the Wizard Island camp.
Doc Jiminez - "Doctor Arturo"
Doc Jiminez's medical diploma in general surgery, found on Wizard Island in Crater Lake. It is in the green tent beside a guard tower in the Wizard Island camp.
Taylor - "Delivery Boy"
A letter to Wade Taylor from a dealer, found in your shared bunk room on Wizard Island in Crater Lake. It sits on two long boxes beside a table with an open box.