Project Gutenberg Titles by

John Luther Langworthy


The Aeroplane Boys Among the Clouds: or, Young Aviators in a Wreck
The Aeroplane Boys Flight: or, A Hydroplane Roundup
The Aeroplane Boys on the Wing: or, Aeroplane Chums in the Tropics

The Online Books Page hasn't yet cataloged the following titles:

The Bird Boys' Aeroplane Wonder; Or, Young Aviators on a Cattle Ranch
The Bird boys : Or, the young sky pilots' first air voyage

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