17th century Supralibros of the Lübeck City Library, showing sword and wheel, the attributes of St. Catharine of Alexandria - the library is housed in the former St. Catherine's monastery
kladcat, UPenn Libary
CC BY 2.0
<a rel="nofollow" class="external free" href="http://farm6.static.flickr.com/5097/5592002824_5a98285ce2_b.jpg">http://farm6.static.flickr.com/5097/5592002824_5a98285ce2_b.jpg</a>