Books by Norvin Pallas
Missing Witness Mystery
Missing Witness Mystery
The Abandoned Mine Mystery
Stolen Plans Mystery (Ted Wilf
Stolen Plans Mystery (Ted Wilford #7)
Games with codes and ciphers
Calculator puzzles, tricks and games
Guinness book of games and puz
Guinness book of games and puzzles
Code games
The greenhouse mystery
The S. S. Shamrock mystery
The mystery of Rainbow Gulch
The mystery of Rainbow Gulch
The baseball mystery
The big cat mystery
The big cat mystery
The stolen plans mystery
The counterfeit mystery
The empty house mystery
The empty house mystery
The singing trees mystery
The singing trees mystery
The star reporter mystery
The star reporter mystery
The locked safe mystery