Mack, Gerstle. <br/><br/>
The land divided :   a history of the Panama canal and other Isthmian canal projects / 
Gerstle Mack. 
 - 1st ed. 
 - New York :  Alfred a Knopf,  c 1944. 
 - xv, 650 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>42  42 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Panama canal--Inland waterway.
<br/><br/><label>Dewey Class. No.: </label>386 / M119l