A collection of microlithic and Mesolithic 'Bann' flints found were found by Cowley on Dalby Mountain at a site described as 'J Radcliffe's farm, Glen Rushen.' The flints included nine arrowheads (numbered by Cowley as 'arrowheads 468, 469, 470, 471, 472, 473, 474, 475, 476') as well as two scrapers (numbered by Cowley as 'scrapers 282, 283).