I was struck by the resemblence of Gary Cooper's costume in this 1943 movie with that of Indiana Jones. Indy-looking brown hat, shirt, pants, and fur-lined short leather jacket.
http://www.imdb.com/gallery/ss/0035896/Ss/0035896/1-5.jpg?path=gallery&path_key=0035896
The jacket can be seen here:
http://www.imdb.com/gallery/ss/0035896/Ss/0035896/1-3.jpg?path=gallery&path_key=0035896
http://www.imdb.com/gallery/ss/0035896/Ss/0035896/1-5.jpg?path=gallery&path_key=0035896
The jacket can be seen here:
http://www.imdb.com/gallery/ss/0035896/Ss/0035896/1-3.jpg?path=gallery&path_key=0035896