[source: ActivePaper Archive, Penn State University (viewed 8 November 2008)]
COLONEL E. M. GREGORY'S REGIMENT.--A vocal and instrumental concert will be given at the Academy of Music on Wednesday evening next, for the benefit of this regiment, under the auspices of Colonel E. M. Gregory, Lieutenant Colonel E. M. Wallace, and Major George W. Todd, and all the officers of this fine regiment, the headquarters of which are located at the Girard House. Colonel Gregory has placed the musical arrangements under charge of Alexander De Wolowski, who has engaged a grand orchestera, and a full corps of artists.