Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # InvestiGators. [6] 1 InvestiGators (Series) 5 Invisible ; bk. 2 1 Invisible Emmie 1 Invisible Emmie ; 1 1 Invisible Inkling ; bk. 3 1 Invisible library 1 Invisible library ; 5 1 Invisible library ; bk. 6 1 Invisible library novel. 3 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >