My Winchester 1886 .45-90 also shoots 45-70 very well.
The 45-90 did well in Africa with mostly one shot kills, even on Ele frontal brain shots.
The choice between tang peep and barrel peep works out well also.
[Linked Image from jpgbox.com]

CRS, NRA Benefactor Life Member, Whittington Center, TSRA, DWWC, DRSS
Android Reloading Ballistics App at http://www.xplat.net/