Goodwin, Harold L.  1914-1990 <br/><br/>
The Blue Ghost Mystery :  A Rick Brant Science-Adventure Story  [electronic resource] / 
Harold L. Goodwin 
 -  Project Gutenberg,  2010 
 - Project Gutenberg  31589 .
<br/><br/> Public domain in the USA. 
<br/><br/>Electronic text 
<br/><br/><label>Subjects--Index Terms: </label>United States -- History -- Civil War, 1861-1865 -- Juvenile fiction Detective and mystery stories Abandoned mines -- Juvenile fiction 
<br/><br/><label>LC Class. No.: </label>PZ