Established in 1895, Pieritz Brothers is one of the oldest family run office supply stores in the United States. In addition to being fully stocked in office supplies, the store has become a lively mix of eclectic music, art, and a museum of historic office machines & other items. Pieritz Brothers carries a number of the different Exaclair brands such as Quo Vadis, Rhodia and Exacompta. They also have a variety of fine writing instruments from Germany and Japan.
Find them on the web here.