LesB :string bnds for dancing were standard in britain 1700-1900 ish.Cello and a couple of fiddles, augmented with flutes tambourines(bodhrans people would say nowadays but tambourine was the word used in england and in ireland at the time i think) clarinets etc as available.Repertoire the standard jigs reel hornpipes strathspeys etc of the time. judging by the old fiddlers MS books, i would guess Soldiers Joy was the most common tune but there thousands and thousands of fiddle tunes in england. as in scotland wales and ireland likewise.