Project Gutenberg 2014-02-02 Public domain in the USA. 154 Snell, Roy J. (Roy Judson) 1878 1959 Snell, Roy Judson Sign of the Green Arrow A Mystery Story E-text prepared by Stephen Hutcheson, Rod Crawford, Dave Morgan, and the Online Distributed Proofreading Team (http://www.pgdp.net) "Sign of the Green Arrow" by Roy J. Snell is a mystery novel written in the late 1930s. The story centers around a young man named Johnny Thompson, who embarks on an adventurous and potentially dangerous journey while working on a scientific expedition aboard the ship "Sea Nymph". As he navigates through mysterious surroundings, he encounters a peculiar green light signaling from a nearby island, intriguing characters including a blonde girl named Doris and her grandfather Professor Casper, and hints of espionage that elevate the tension within the narrative. The opening of the story establishes the atmosphere of suspense and adventure, beginning with Johnny's solitary shift on the deck of the ship in the tropical night. He soon spots a mysterious green arrow signal and meets Doris, who shares his curiosity about the light. Their conversation reveals hints of danger in the region involving native unrest and possible spies. As Johnny reflects on his life and the unexplained occurrences surrounding him, a sense of excitement builds around their planned explorations and the hidden secrets of the sea. The chapters that follow promise thrilling underwater discoveries, unearthing the potential threats posed by spies, all while developing Johnny's relationship with Doris and the quest for answers. (This is an automatically generated summary.) file:///public/vhost/g/gutenberg/html/files/44824/44824-h/images/cover.jpg Reading ease score: 86.3 (6th grade). Easy to read. en Sea stories Mystery and detective stories Submarines (Ships) -- Juvenile fiction Spies -- Juvenile fiction PZ Text Category: Crime, Thrillers and Mystery Category: Adventure Category: Novels 246170 2025-08-18T08:05:52.880366 text/html 236184 2024-10-24T02:16:16 text/html 171372 2025-08-18T08:05:58.478385 application/epub+zip 180793 2025-08-18T08:05:54.547371 application/epub+zip 152670 2025-08-18T08:05:53.673428 application/epub+zip 270712 2025-08-18T08:06:01.463319 application/x-mobipocket-ebook 242913 2025-08-18T08:05:57.813394 application/x-mobipocket-ebook 214937 2022-09-20T13:04:31.448958 application/x-mobipocket-ebook 206577 2025-08-18T08:05:52.036404 text/plain; charset=us-ascii 186732 2024-10-24T02:16:16 text/plain; charset=us-ascii 17644 2025-08-18T08:06:01.621327 application/rdf+xml 22815 2025-08-18T08:05:53.787374 image/jpeg 4104 2025-08-18T08:05:53.740404 image/jpeg 159088 2025-08-18T08:05:52.906360 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog More titles under O'Hara, David en.wikipedia