at that time, captain henry miller shreve also devised a method for removing snags on the red river at shreveport. and sometime prior to 1830, he invented a snag boat for this purpose. from that time on, when water was low enough to permit, shreve and his assistants would go through the river, scouring the river in search of snags so they could clear it for navigation. so they were working together, robert e. lee and henry miller shreve for whom the city of shreveport was named were working together at that time. he puts together a collection of different people's correspondence and information about them that together provide sort of a cohesive history of the united states. >> a louisiana hayride. ♪ >> it would start with a big roar. who are as logan would come out, frank, and first thing they would ask, anybody here from texas. of course, a roar would go up in the auditorium, and it would start off with all of that. then who's here from arkansas? mississippi? alabama? >> good evening, everybody! the deep south's own folk music show, the louisiana hayride. >> it was like magic when yo