d.l. clark candy and gum company- original summary of production for 1935, listing full lines of items sold, boxes shipped and weight of product. the company is now part of lost Pittsburgh, things that are no longer there. founded in 1886 in Pittsburgh,pa by david l. clark its iconic products were the clark and zagnut bars. the item is an eight page production summary of candy and gum many are now a trip down nostalgic lane. the item is in good condition.