19th century ink drawing painting "the abandoned church" signed Constant

Original painting made in ink on paper (19th century) representing an abandoned church. The work is signed constant and will, as the photos indicate, need to be restored: uniformly exposed paper and a damp stain on the entire right side (more visible at the level of the bell tower) - the pitch pine frame is offered with, ( marie louise recent, without glass) traces of wear and scratches - everything is visible in photos. Dimensions of the view: 23/28 cm. With frame: 41 / 48 cm