1859 426 Pennsylvania Avenue, Washington, D. C.
John Tobias was recorded in one advertisement that ran from February 18 to December 28, 1859 in the Evening Star (Washington, D. C.). Tobias, Optician, 426 Penn. Avenue, Bet 4½ And 6th Sts….Tobias’ Ambrotype Rooms, Where you will obtain a good likeness, equal to any other Establishment, and at moderate charges.
John Tobias is recorded in Craig’s Daguerreian Registry as being active in 1860.