1821, John Warren & William Blackwood, Bannockburn, a novel, page 57:
Seldom he comes by this way ; but he is amang them yonder, wi' a hookit nose and chin, grey blear'd een, lang black hair, and a ruckle o' duds for claise o' a' sorts, wi' bits o' embroidery sewed on them.
2006, David M. Addison, A Meander in Menorca, ISBN1467019542, page 246:
She can't sit in the car by herself for a couple of hours whilst I clamber up a rocky river bed to see a ruckle of stones and a view that you can't see for the rain and mist, so I magnanimously say I'll come with her.
2007, John Campbell, A Short American Tramp, ISBN1429003944, page 213:
The ground there is a ruckle of loose stones arranged in flat beds by running water, possibly by streams which flow out of 'the Gulf of Mexico,' or whatever the name of the highest corrie may be.