SIR WALTER SCOTT BART. Scottish, Slow Strathspey (whole time). B Flat Major. Standard tuning (fiddle). AABB. Composed by Aberdeenshire fiddler-composer biography:William Marshall (1748-1833). Sir Walter Scott, born in 1771, was one of the most famous of all Scottish writers, whose novels and poetical works were much beloved in his time not only in his native country but throughout the English-speaking world. He also was fond on music and wrote many ballads, famously “Allen a Dale,” “Blue Bonnets Over the Border” and “MacGregor’s Gathering.”