Book Dealers
Scottish Book Collector
http://www.scotbooksmag.demon.co.uk/
ScotBooks
http://www.scotbooks.com/index.htm
James Thinn Booksellers [est.1848, Edinburgh]
Books for Scholars [Celtic Studies]
http://www.booksforscholars.com/
Rod Mackay...Celtic Books, Mythology, Legends, Folklore, Scotland, Ireland...
http://www.oldcelticbooks.com/home.html
Anglo-Saxon Books