what have I got?

[halo346]

I just purchased a miller stick welder , question how do I know the model
or year.....?...... she looks old has 2225 hours on it but welds like a champ.
The dial is unreadable toggle switch letters gone what or where do I start?

[Samurai Dave]

If you can, post a picture or two. I'm sure someone will recognize it.