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192 pages • first pub 1933 (editions)
ISBN/UID: None
Format: Not specified
Language: English
Publisher: Not specified
Publication date: Not specified
fiction
middle grade
mystery
adventurous
dark
mysterious
fast-paced
Description
In an effort to recover a top-secret instrument needed by the space program, the Hardy boys travel to South America, hot on the trail of a notorious ring of spies.
Community Reviews
Content Warnings
192 pages • first pub 1933 (editions)
ISBN/UID: None
Format: Not specified
Language: English
Publisher: Not specified
Publication date: Not specified
fiction
middle grade
mystery
adventurous
dark
mysterious
fast-paced
Description
In an effort to recover a top-secret instrument needed by the space program, the Hardy boys travel to South America, hot on the trail of a notorious ring of spies.
Community Reviews
Content Warnings