The manufactory of Warren, Spadone & Co., located on the corner of Railroad Avenue and Barrow Street, New Jersey:

This image is from 1870.
This was the business of Dorman T. Warren and Amedee Spadone. It was formerly styled 'Warren & Spadone', and the firm was known to have manufactured watch cases that were marked '
Warranted W&S Coin Silver'.
Trev.