Alex Keighley (1861-1947) was a Pictorialist photographer from Keighley in West Yorkshire. Keighley was a member of the BPS, the photographic group the Linked Ring Brotherhood from 1900, a Fellow of the Royal Photographic Society from 1910 and an important figure behind the formation of the Yorkshire Photographic Union, the first federation of regional societies in England. {information from Media Museum}

The name on the print is difficult to read.
If anyone knows the photographer please let us know.