A herd of "cattalo" grazing on the Texas plains. This animal was developed by Colonel Goodnight by crossing cattle with the American buffalo (bison). Goodnight Ranch, Texas.

Two stray men with their strings of horses and packhorse climbing over a ridge on their way to represent their outfits at a roundup camp on another ranch. SMS Ranch, Texas.

Two stray men with their strings of horses and packhorse climbing over a ridge on their way to another ranch to represent their outfits at a roundup. SMS Ranch, Texas.

"Stretching" an "outlaw" steer to prevent injury to the cowpunchers while they doctor, or hobble, and release it with the herd. An "outlaw" may be tamed in this manner. Matador Ranch, Texas.

[George Pattullo and Harry Campbell] washing up in front of line camp that served as original headquarters for the Matador outfit in the 1880s. Matador Ranch, Texas.

The remuda (band of horses) near roundup camp on the ranch, Lincoln County, New Mexico. Three Block Range, New Mexico.

Cowpunchers taking a few minutes to rest after a meal at the chuck wagon. This outfit operated in Lincoln County, near Tascosa, New Mexico. JA Ranch, Texas.

Matador "stray man" with pack and string headed for the Spur roundup where he will claim any Matador calves or stray cattle. Matador Range, Texas.

Some LS cowboys cutting out the calves and cows from the herd on roundup ground. LS Ranch, Texas.

Holding the cut while an LS cowboy takes a few out of the herd. LS Ranch, Texas.

LS remuda off to graze until time for the cowboys to change mounts. LS Ranch, Texas.

Cattle on the roundup grounds, cowboys starting to work the herd, cutting out cows and their calves. LS Ranch, Texas.

Cutting the first animal out from the herd, always most difficult one to separate. LS Ranch, Texas.

Some LS cowboys holding the remuda in a rope corral while the best ropers catch up their mounts. LS Ranch, Texas.

Some Block cowboys bunching a morning's roundup. Three Block Ranch, near Richardson, New Mexico.

Sam Whittaker, Wagon Cook for the LS, Getting Breakfast in the Early Dawn, LS Ranch, Texas

Two Cowboys Holding an Animal Down while a Third Applies the Hot Branding Iron, LS Ranch, Texas

Three LS cowboys, Zack T. Burkett on right, skinning a butchered beef to be used for food. LS Ranch, Texas.

A cowboy [LS foreman Zack T. Burkett] watering his horse in a shallow stream. LS Ranch, Texas.

A cowboy [LS foreman Zack T. Burkett] watering his horse in a shallow stream. LS Ranch, Texas.