Thoreau, Henry David,  1817-1862 <br/><br/>
A week on the Concord and Merrimac rivers / 
By Henry Thoreau ; With wood-engravings by the editor. 
 - London  Toronto :  J. M. Dent and Sons Ltd,  [1932]. 
 - vii, 360 p. :  [1] l. front. : ill. 
 - Open-air library, .
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Concord River (Mass.)--Description and travel<br/>Merrimack River (N.H. and Mass.)--Description and travel