1840, Mary Botham Howitt, Hope On, Hope Ever, Or, The Boyhood of Felix Law, page 53:
"O Maister!" exclaimed Alice, with tears in her eyes, “ye maun think nought at it. […] I sal niver forgive mysel!"
1848, Elizabeth Cleghorn Gaskell, Mary Barton, page 45:
So father sent George first (you know George, well enough, Mary), and then work was scarce out toward Burton, where we lived, and father said I maun try and get a place . And George wrote as how wages were far higher in Manchester […]
1860, James Kay-Shuttleworth, Scarsdale: Or, Life on the Lancashire and Yorkshire Border, Thirty Years Ago, page 103:
"Pure Giles, he maun goo his aen gate, pure mon, sure he connot chuse bur be welly besoide hissel."
1860, J. P. Robson, The Song of Solomon in the Northumberland Dialect, page 14:
[…] thoo, O Solomon, maun hev a thoosan'; an' them 'it farms the froot on't twe hundort.
Scots or Cumberlandish?
1795, A Select Collection of original Scotish Airs for the Voice, edited by George Thomson, set 1, page 15:
And oh ! what a heart was that to lose; But I maun no repine.
1873, Henry Lonsdale, The Worthies of Cumberland [...], page 94:
And oh ! what a heart was that to lose; But I maun no repine.