Vintage BRASS  Sargent Door Handle push lever style, Old tarnish original aged, will need cleaning and oiling, Very solid condition

Total length is 10''inches, Top plate is 3''wide x 4.25'' long, bottom plate is 2.75'' x 2.75'' 

My guess is late 1890's to early 1900's , very tarnished as normal with this age, all original tarnish as found untouched condition