Common metal treating services; precious metal treating services; services of processing photographic products, namely, photograph development, photograph printing, and photograph engraving services; food processing services, namely, canning, freezing, smoking, and preservation of foodstuffs; animal slaughtering services; working of leather and furs, namely, leather and fur processing; saddlery working; cloth treating services, namely, waterproofing, fulling, creaseresistant treatment; wool t...