Sam the cat detective /

nork Stewart, Linda
New York : Scholastic, 1993

Manhattan is missing /

nork Hildick, E. W. (Edmund Wallace), 1925-
Garden City, N.Y. : Doubleday, 1969
[First edition].

Ghost cat /

nork Butler, Beverly
New York : Dodd, Mead, 1984

Bernard and the Catnip caper /

nork Freschet, Berniece
New York : Scribner's, 1981