Goldfrap, John Henry, 1879-1917
The Ocean Wireless Boys And The Naval Code [electronic resource] / John Henry Goldfrap - Project Gutenberg, 2008 - Project Gutenberg 26778 .
Public domain in the USA.
Electronic text
Telegraph, Wireless -- Juvenile fiction United States. Navy -- Juvenile fiction
PZ
The Ocean Wireless Boys And The Naval Code [electronic resource] / John Henry Goldfrap - Project Gutenberg, 2008 - Project Gutenberg 26778 .
Public domain in the USA.
Electronic text
Telegraph, Wireless -- Juvenile fiction United States. Navy -- Juvenile fiction
PZ