Cattle Roundup: side shot of Royal Canadian Air Force "Dakota" beginning to taxi from tarmac in front of hangar. HAMLSs of large herd of cattle being driven through shallow water near Milk River in Southern Alberta. Shots from various distances of cattle being driven, fording shallow streams and of cowboys. HAS of ranch buildings, corrals, small herd of cows and leafless trees. HASs of cattle during roundup. MSs and LSs of cattle and cowboys.