The Panama Canal societies of the United States  Souvenir yearbook and directory. 

 - [Washington?]  1947. 
 - v.  ill. 
 - 1947- 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Panama Canal Panama--Societies, etc.
<br/><br/><label>Dewey Class. No.: </label>386.444  / P187