I have a nickel 32 long ctg that shows model marking 24T1
with serial# on curved butt of 1883XX
32 Hand Ejector 5th Change.
Serial numbers ran from 102501 in 1910 to 263000 in 1917.
Value can range from $300 in good to $500 or more in excellent.
CTG = Cartridge.
The serial number I have found is 228xxx. There are several dates stamped on the barrel ranging from March 27, 1894 to Sept 14, 1909
38 Military & Police 3rd Change.
Serial numbers ran from 146900 in 1909 to 241703 in 1915.