The impossible crime

In 1989 someone is threatening to steal the crown jewels, so the Queen of England summons Mac B. to England to protect them--and when they are stolen from a locked dungeon cell, where Mac and Holcroft, one of the warders, are supposed to be guarding them, it is up to Mac to figure out how they were...

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Bibliographic Details
Main Author: Barnett, Mac
Format: BOOK
Other Format: EAUDIO
Language:ENGLISH
Published: Orchard Books, an imprint of Scholastic Inc 2019
Series:Mac B., kid spy #2
Subjects: