SET of 6 - Animal Ark & Police Pup books

5 various Animal Ark books 1 Police Pup series: # 2 Softcover - books never read. Good condition! Some of the inside covers and pages may have turned yellowish over time. Some small stickers & writing on the inside covers covered by labels. Small writing on first page top corner. Two books have a plastic covering & a small pocket on back cover. Books have been sitting on a shelf for years and haven’t been opened. Some spines seem not very tight. See pictures.