The Solway Firth Partnership
The Solway Firth Partnership is an independent charity that works to support a vibrant and sustainable local community while respecting, protecting and celebrating the distinctive character and natural features of our marine and coastal area.
They produce a number of publications including Tide Lines a full colour 28-page magazine downloadable here. The current issue includes articles on the Solway Coast Military Trail, local place names and is stuffed with beautiful photographs. Here is a separate link which will take you to the page on the Solway Military Trail website describing the wartime bombing target in Sandyhills Bay.
You really need to visit their website for the wealth if information it contains on the Solway but here are seperate liinks to a number of their guides contained within their website: