The Infinity Clue
Plot summary
Frank, Joe and Chet travel to Washington DC to investigate the theft of a diamond. Fenton Hardy has gone missing, and the sign of infinity begins to haunt the boys as it follows them everywhere!
- Publication date: 1981
Frank, Joe and Chet travel to Washington DC to investigate the theft of a diamond. Fenton Hardy has gone missing, and the sign of infinity begins to haunt the boys as it follows them everywhere!