found: Grove music online, viewed October 22, 2019(Power, James; born 1766, Galway, died August 26, 1836, London; Irish music publisher and instrument maker; after starting out as a pewterer he entered the military instrument trade, and set up with his brother William in Dublin in 1797 as James and William Power, music selling and publishing being eventually added to their activities; towards the end of 1807 he moved to London, where he established himself as a military instrument maker and music publisher; William continued the Dublin business as William Power & Co. until 1831, but the partnership with his brother ceased about 1810, although many publications were issued jointly by them up to 1820; the brothers' major publishing venture was Thomas Moore's Irish Melodies, the first volume of which was published in London and Dublin in 1808, there followed nine additional issues and a supplement; as a result of disagreement between William and James, the later numbers were issued by James in London with arrangements by Henry Bishop)
