Ogilvy, C. Stanley (Charles Stanley), 1913-  Ogilvy, C. Stanley (Charles Stanley), 1913- <br/><br/>
Tomorrow's math; unsolved problems for the amateur 
[by] C. Stanley Ogilvy. 
 - 2d ed. 
 - New York,  Oxford University Press,  1972. 
<br/><br/>Bibliographical references included in "Notes": [p. 155-192]. 
<br/><br/><label>ISBN: </label>0195015088   
<br/><br/><label>LCCN: </label>77173328 //r88 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreations.<br/>Mathematics -- Problems, exercises, etc.--Mathematics -- Problems, exercises, etc.
<br/><br/><label>LC Class. No.: </label>QA95  / .O34 1972 
<br/><br/><label>Dewey Class. No.: </label>510/.76