The 39 Clues Wiki
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The 39 Clues Wiki

Pueblo Spiral is one of the listed ingredients in Olivia Cahill's Serum Antidote. It can be found in New Mexico. The Pueblo Spiral is a code word for corn, which is the second ingredient.

Corn cobs

Ancient corn cob found among the ruins of the Pueblo in Unstoppable Mission 1: Written in Stone

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