1950's Wrought Iron Upholstered Arm Chairs  

Just wanted to add that I...
Just wanted to add that I found what might be a clue.
The glides are marked "armstrong cork company, england".
Maybe these are not American, but actually European in origin?

they are quite
marvelous
I'll look around

I remember seeing what I...
I remember seeing what I think was one of these chairs for sale on craigslist a few months ago. I believe there was a designer attribution in the ad but unfortunately I cannot remember. Anyhow good luck, interested in seeing what your chairs are as they definitely have a cool look to them.

.
That type of glide is known as an 'Armstrong Glide' and was used extensively by many manufacturers, not just British ones.

Thank you everyone for your...
Thank you everyone for your comments so far.
I still cant seem to find anything though 🙁