Fred, (BTW, Nice first name)
Checked on your serial #49983 . . . the two closest serial #s to your 49983 in my research books are:
49969 - a Spencer Carbine issued to Company M, 2nd New York Volunteer Cavalry in 1865 (no day or month given)
49978 - a Spencer Carbine issued to Company D, 7th Indiana Volunteer Cavalry in March 1865.
Please read my Spencer Serial # Disclaimer on the SSS Home Page. Are you joining SSS? Shoot me an Email if you are joining.
Two Flints