Historic tie tac with marks who made it?

PHOTOS REQUIRED - marks + item
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jcm
Posts: 98
Joined: Mon Jul 30, 2007 10:40 pm

Historic tie tac with marks who made it?

Post by jcm »

Hi,Found this unique tie-tac today marked on the back sterling with a makers mark(I believe it is) Upon reading about the company on the pin they are control data corporation they invented and manufactured the first computers for the military during WWII, unique story.
http://en.wikipedia.org/wiki/Control_Data_Corporation" onclick="window.open(this.href);return false;
anyways looking for some input about the marks
It is a sheild with an M in it (found similar ones but no this one)
take a look
Image
Image
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