Louis Miller was first listed in New York City as a Hairdresser in 1848, at 295 Broadway. Starting in 1863, he was a Barber at 56 Dey Street. He continued at that address until 71, being variously listed as Barber, Chemist, Drugs, and Patent Medicines. In 1874, Margaret Miller was listed as the widow of Louis. She had a Hotel at 58 Dey.