Child ballad #81 (in DT). The broadside ballad version was entered in the Stationers' Register on June 24, 1630 (ZN286 in the broadside ballad index at www.erols.com/olsonw), and the earliest extant text, printed in 1630 or only slightly later, is given is the Scarce Songs 2 file there (search for 'Lady Barnet').