Need help identifying sl&ghr co cup

Not 100% sure if it’s silver as well but I cannot find this peace of artwork anywhere

Not silver - “Made in USA” would require that if silver it should be marked “sterling”.

Simeon L and George H Rogers silver plate. Active in Hartford, CT, from 1900 to 1918, when they were acquired by Wm. A. Rogers. There were a boatload of Rogers in the U.S. silver business, so it gets pretty tangled. :wink:

One of their advertisements: