Simpson, W. Douglas  1896-1968. <br/><br/>
Bothwell Castle / 
by W. Douglas Simpson. 
 - 2nd ed. 
 - Edinburgh :  H.M.S.O.,  1978. 
 - [2],25p,[8]p of plates. 
<br/><br/> Previous ed.: 1958. 
<br/><br/><label>ISBN: </label>0114915229 (sd) 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Bothwell Castle.