Can you crack the code?

a fascinating history of ciphers and cryptography

A history of ciphers and cryptography that features stories of hidden treasures, war-time maneuverings, and contemporary hacking, and describes the mechanics behind the codes.

Bloomsbury Children's Books
2019
9781681195148
book

Holdings

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86089145914172330654101851514PITR389PITR395892652 SCH65215798937721736518457
134310750063682324654101851514PICR383PICR421580652.8 SCH652.815814652241736518457
233754458753992318654101851514PEHH369PEHH113245652 SCH65216179818691736518457
352403168911622314654101851514HFMA266HFMA004278652 SCH65216427897121736518457
378731971020472424654101851514SOS418SOS0104833652 SCH65216950443851736800991