If it is a single woodcock, it is a Grade 2, made about 1900



A Research Letter would establish the DOM and possibly to where the gun was originally shipped
https://lcsca.clubexpress.com/content.aspx?page_id=22&club_id=43784&module_id=245742

It appears that the L firing pin bushing has been buggered, and the colors on the action flats look like 'torch colors' rather than original bone charcoal case colors.
The gun will certainly need to be evaluated by a qualified double gun smith.