Anthony Monday (series)

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.

"[4] 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.

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.

[6] 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.