Any Ideas about the Signature on this River Landscape? : Oil on Canvas

http://imgur.com/DAyL6EI
http://i.imgur.com/DAyL6EI.jpg
My father inherited this oil on canvas in the 1960's from his age 90+ great aunt. He didn't know how long she had it or from where she got it. We've never been able to decipher the artist's signature. It was recently bequeathed to me. I would love to learn more about it. Image links: signature: http://i.imgur.com/ZzMoWIF.jpg Back of painting shows 2 repairs: http://i.imgur.com/KibooRA.jpg Close up of stretcher corner joinery: http://i.imgur.com/uztZCK7.jpg