for all you Motorcycle, Solo (Harley-Davidson Model WLA) riders out there, there is a copy of how to ride and maintain one at ...https://www.gutenberg.org/ebooks/51058. Free to download or read online. 

They also list the most downloaded books during the last 7 days...Simple Sabotage Field Manual by United States. Office of Strategic Services (46596). Do you think something might be afoot ?