| Johnny Dixon, Lewis Barnavelt, Rose Rita Pottinger|
Anthony Monday is a fictional 14-year-old American boy featured in a series of four children's gothic horror novels by John Bellairs that were published from 1978 to 1992. Anthony and his friends generally overcome evil forces bent on ending the world. Alternatively, Anthony Monday is the book series, as in ISFDB).
Dedication: "For Keetah, who liked it when others didn't."
After stumbling upon a clue in the public library, Anthony searches for the treasure long rumored to have been hidden by a wealthy, eccentric citizen of their small town.
Dedication: "For Toby, a good editor and a good friend."
Fourteen-year-old Anthony Monday of Hoosac, Minnesota, and his friend Myra Eells, the Hoosac librarian, try to stop an evil wizard from turning the world into an icy wasteland.
Anthony Monday and Myra Eells recover a magic lamp that was stolen from a warlock’s tomb and is spreading evil to further the wicked ends of the thief.
While spending the summer in an old house on a desolate Canadian island owned by Emerson Eells, Anthony Monday and Myra Eells discover a chest that can transport them to another world and a maniacal group who are plotting the destruction of people on Earth.
Anthony Monday (series) Wikipedia