Got these posters. Anybody have info on them?

[JMoss]

I got these posters in some stuff I bought from an estate sale butt am not having much luck finding any info on them. Can anybody fill me in on these?[IMG]http://i1224.***BLOCKED***/albums/ee363/moss4704/cowboys.jpg[/IMG]

 

[JMoss]

There is also this one [IMG]http://i1224.***BLOCKED***/albums/ee363/moss4704/cowboys2.jpg[/IMG]