Here are some of the images that Junebug sent me of his M1903 Mark I. It appears to have the correct barrel and stock, but all of the internals are gone. The handguard has been replaced and the rifle has probably been refinished.
https://www.milsurps.com/images/imported/deleted.gif
https://www.milsurps.com/images/imported/deleted.gif
https://www.milsurps.com/images/imported/deleted.gif
https://www.milsurps.com/images/imported/deleted.gif
https://www.milsurps.com/images/imported/deleted.gif