Grove's Dictionary 1880 version mentions a "Louis Winkler" but assigns to him 1813 as birthdate. Eric 20:42, 25 September 2010 (UTC) (HMB does attribute some compositions to Louis Winkler- unsurprisingly I suppose - including a op.25 pair of Fantaisies on Flotow published by Bachmann in 1852. - edit in May 2011)
