Here are some nice lists that I found at gamefaqs. Very helpful and easily printable.
Weapons Checklist (Includes firearms, melee, explosives, and novelty)
https://2img.net/r/ihimizer/img809/3774/dr2checklistweapons.jpg
Clothing Checklist (Includes names of the clothes and what store they can be found in)
https://2img.net/r/ihimizer/img20/5036/dr2checklistclothing.jpg
Food and Drink Checklist (Includes all foods and where to find them. Also the mixed drinks and what recipes are required)
https://2img.net/r/ihimizer/img227/4329/dr2checklistfooddrink.jpg
Collectables and Map Checklist (Includes zombrex stashes, combo cards, gifts, zombrex poster)
https://2img.net/r/ihimizer/img837/6557/dr2checklistcollectible.jpg
Map and Store Locations Checklist (Includes all stores and what part of the map they are located in)
https://2img.net/r/ihimizer/img33/7952/dr2wsmap.jpg
Weapons Checklist (Includes firearms, melee, explosives, and novelty)
https://2img.net/r/ihimizer/img809/3774/dr2checklistweapons.jpg
Clothing Checklist (Includes names of the clothes and what store they can be found in)
https://2img.net/r/ihimizer/img20/5036/dr2checklistclothing.jpg
Food and Drink Checklist (Includes all foods and where to find them. Also the mixed drinks and what recipes are required)
https://2img.net/r/ihimizer/img227/4329/dr2checklistfooddrink.jpg
Collectables and Map Checklist (Includes zombrex stashes, combo cards, gifts, zombrex poster)
https://2img.net/r/ihimizer/img837/6557/dr2checklistcollectible.jpg
Map and Store Locations Checklist (Includes all stores and what part of the map they are located in)
https://2img.net/r/ihimizer/img33/7952/dr2wsmap.jpg