Reading over the previous guide, there is nothing I will refute. However, I wish to go into slightly more detail and add my personal opinion. I have worked for GW and even worked as one of the "illustrious"...
Unmarked and very interesting, I believe from the 1950s, I have never seen these, and do not remember them as a child in the 60s. This is a monster face with long hair and a pierced ear with an earring....