Long range shooting with Buffalo guns was done at Sandy Hook about 150 years ago, at ranges far longer than the Adobe Walls incident.

http://www.researchpress.co.uk/index.php/firearms/long-range/sandy-hook-1879

I am..........disturbed.

Concerning the difference between man and the jackass: some observers hold that there isn't any. But this wrongs the jackass. -Twain