Colson, Francis Henry,  1857-1943 <br/><br/>
The week :  An essay on the origin & development of the seven-day cycle / 
by F. H. Colson. 
 - Cambridge [Eng.] :  The University Press,  1926. 
 - vii, 126 p. ;  20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Week