Renn, D. F. <br/><br/>
Clifford's Tower and the castles of York / 
by D.F. Renn. 
 - London :  H.M.S.O.,  1971. 
 - 24p. 
 - Ancient monuments and historic buildings .
 - Ancient monuments and historic buildings .
<br/><br/><label>ISBN: </label>0116704098 (sd) 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Clifford's Tower, (York, England)
<br/><br/><label>Subjects--Geographic Terms: </label><br/>York (England)--History.