The man in the photo is the Landlord. His name is Lummas Lumb. Former Landlord of Royal Oak, Mytholmroyd. Great-Grandfather of Max Sunderland. The lady may be Lummas's daughter, Ethel ,who would have been living there too.
Under the arch you can just make out the chimney of Land Mill. Photo probably dates from about 1920 as the stonework was repointed in, or around, 1928.
Upper Gorple reservoir from the middle looking North. Lower Gorple is to the right. You can see the bottom of the Blondin tower on the centre line and only Upper reservoir had one.