(1 - 7 of 7)
The index of seven stars, or, Nick Carter finds the hidden city
Amazonian queen, or, Nick Carter becomes a gladiator
Idayah, the woman of mystery, or, Nick Carter's fourfold problem
The making of a king, or, Nick Carter faces his greatest mystery
Zanabayah, the terrible, or, Nick Carter's struggle with the Vitic king
The seven-headed monster, or, Nick Carter's midnight caller