Brian John writes: Phil Holden is a professional photographer and 'hunts' for interesting erratics, amongst other things. He has discovered a massive glacial erratic, which took me by surprise, but I think it is very important. In my view this discovery is of huge importance to Ice Age research in South Wales and the debate about the origins and transport of the Stonehenge bluestones. But let's start at the beginning...
Published on February 03, 2022 05:53
