High serial number Spencer carbine info

[Castledude222]

Found a high serial number Spencer carbine  I would like to purchase 100438 but cannot fins much information, so I?m coming here for help, thanks Chris!

[Castledude222]

Looks like maybe the serial is 10043?S?

[El Supremo]

Hello:

For starters, Marcot, page 103, indicates that 100000 range serial numbers were for post Civil War Model 1867's.  There are other SSS members with lots more knowledge. Stay tuned.
Respectfully,
El Supremo/Kevin Tinny