[Revi16]

Not all Harvard 2, but perhaps some help.

http://www.flickr.com/photos/adelaide_archivist/3173602412/

http://www.iwm.org.uk/collections/item/object/205208655

http://www.flickr.com/photos/21625416@N08/3172885213

http://www.rafcommands.com/serials/raf-serials-ja-ka-la/

http://raf-112-squadron.org/112_photos_page_4.html

http://forum.keypublishing.com/showthread.php?124780-Yale-and-Harvard-Frames

http://m.iwm.org.uk/collections/item/object/205208657

http://www.iwm.org.uk/collections/item/object/205126721

http://www.iwm.org.uk/collections/item/object/205126712

http://www.iwm.org.uk/collections/item/object/205126724