http://www.uq.edu.au/antiquities/95-086a
http://www.forumancientcoins.com/numiswiki/view.asp?key=phrygian%20fibula
http://www.artic.edu/aic/collections/artwork/196463
http://clioantiquities.wordpress.com/2013/08/20/roman-bronze-fibulae-brooches/
http://www.metmuseum.org/collections/search-the-collections?ft=*&what=Fibulae
The second half of the class was penannular brooches (Cloak Pins) using copper wire and or hard brass wire. This style was common in the Viking era however these could be much more ornate or plain as this. These continued to be used in the Britain area though out medieval times.