http://pocketknowledge.tc.columbia.edu/home.php/browse/74999?tab=tags&f_last_id= en-us Tue, 21 May 2013 21:17:38 EDT Various: PocketKnowledge Digital Archiving http://pocketknowledge.tc.columbia.edu/home.php/viewfile/101809 This is a letter from Robert L. Hampel to Edward McClellan This is a letter from Robert L. Hampel to Edward McClellan Robert Hampel Robert Hampel Wed, 21 May 1986 21:17:38 -0400 Correspondence, letter, 1986, history of education society http://pocketknowledge.tc.columbia.edu/home.php/viewfile/101809 http://pocketknowledge.tc.columbia.edu/home.php/browse/74999?tab=tags&f_last_id=