<b>1866 - 1874 / Liège, Rue de l'Université, 18<66>, 26<67-74> or 24</b> Predecessor: Straus Joseph "A. Straus aîné". Elder son and successor of the optician Joseph Straus. An optician, he applied for a patent on 16.2.1874 for a pince-nez. <b>1874 * - 1900 Liège, Rue de la Cathédrale, 26<74-81> or 24<82-00></b> Successor: Straus André Supplies for photographers. Opened at this address in September 1874. Around 1880 he sold CAB format views of Liège bearing his label on the back. This firm continued trading until 1960, initially at least under the management of Straus' son André (see that name).