Dixon, Franklin W. <br/><br/>
The secret of the old mill 

 - 1 online resource :  multiple file formats 
 - Hardy boys mystery stories ; 3 .
 - Hardy boys mystery stories ; 3 .
<br/><br/> Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Secret_of_the_Old_Mill  Release date is 2023-03-08 
<br/><br/>Greg Weeks, Mary Meehan and the Online Distributed Proofreading Team at http://www.pgdp.net  Greg Weeks, Mary Meehan and the Online Distributed Proofreading Team at http://www.pgdp.net 
<br/><br/> "The Secret of the Old Mill" by Franklin W. Dixon is a mystery novel written in 1927. Brothers Frank and Joe Hardy investigate a dangerous counterfeit money ring in their hometown of Bayport. When mysterious warnings threaten their family and clues lead to a renovated mill owned by a secretive defense contractor, the young detectives must unravel connections between suspicious bicycle deliveries, fake bills, and a guarded facility. As they follow leads involving a teenage errand boy and strange nighttime activities, danger closes in around them. (This is an automatically generated summary.) 
<br/><br/>
<br/><br/><label>Subjects--Index Terms: </label>Brothers -- Juvenile fiction Mystery and detective stories Counterfeits and counterfeiting -- Juvenile fiction Hardy Boys (Fictitious characters) -- Juvenile fiction 
<br/><br/><label>LC Class. No.: </label>PZ