www.925-1000.com

Hi and welcome to the forum. This is an electroplate mark of Lehman Brothers Silverware Corporation of New York. The full mark shows a lion and unicorn supporting a shield with the letters E P / N S on it. See https://www.925-1000.com/silverplate_L.html. Some Lehman marks have "Silver on Coppe...

The marks appear to be "LL / NY"

My apologies, I made an error in the first post and the photos did not appear.
Here are the photos.............

Hello....I purchased this antique pitcher today (which I just polished to remove the tarnish) and it is marked "SILVER" on the bottom (i.e. NOT STERLING SILVER)....It is NOT magnetic, and an ice cube melts quickly when it's placed on the pitcher.....I have searched for hours in an attempt ...