|• Brand||: EMPIRE|
|• RL Frog||: RL F|
|• Maker||: EMPIRE BRICK CO.|
|• City, State||: NEWTON HOOK, NY|
|• Graves book||: T74|
I find references to EMPIRE near Buffalo NY and another near Albany NY. Frank Clements lists Jewettville NY while Jim Graves and http://brickcollecting.com/collection.htm lists Newton Hook NY.