1855                289 Broadway, New York, New York.

Von Sneidenburgh was recorded in one advertisement on May 3, 1855 in The New York Herald  (New York, New York).  New York Picture Company.—Daguerreotypes, 25 and 50 cents; photographs, $1 to $5.—A club of twenty artists employed taking 600 daily, by a principle of economy, system, and speed.  Professors O’Neil and Von Sneidenburgh, of Ireland and Germany, engaged by this company, 289 Broadway.

Von Sneidenburgh is not recorded in other photographic directories.  The 289 Broadway address is Silas A. Holmes gallery, he has been known to advertise that he employs twenty to twenty-five artist, and that he takes hundreds of images daily.