You've dropped on a nice one there. That'll look a treat once cleaned up.I'm guessing that may also be quite an early production one too.
Based on the cast in details on the front face of the dynamic jaw?
There's a picture of a swindens in the 1930 B&H catalogue with the details cast in the front and also interestingly it has no anvil ....
Very snazzyA new toy just acquired - a Sevo vice with adjustable jaws. Very handy for drilling odd-shaped things.
Flippin 'eck, that's massiveI've a pair of those
The little one and the biggun before clean up...
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After I cleaned the biggun up.
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Bens uses a cam, you can see in the bottom right hand corner of the picture the part you turn to lock the rotating small jaws.