William Grandstaff settled in what is now Grand County in the 1870s, running cattle up an oasis-like side canyon of the Colorado River. That canyon later was named in his memory, but the black cowboy from the American South likely wouldnât have anticipated the hubbub that has dogged Negro Bill Canyon for decades. This week, the debate entered another stage when the Bureau of Land Management installed new signage at recreation sites along the River Road corridor northeast of Moab.