National Encyclopedia C1875 Lot of 10 Antique Science etc Prints. Book Plates Antique Woodblocks and Lithographs Published C1868-81 by William Mackenzie, London for "The National Encyclopedia: A dictionary of Universal Knowledge" Incl Flags, Brake, Mirage, Refrigerating Machinery, Bread, Rotifera, Telephone, Engraving and Intrusive Rocks. Good Condition. Paper Size: 9.5 x 6.5 inch (24 x 16.5cm) This is one of several Antique Print & Map lots we are listing today, all start at 99p and postage can be combined without additional cost on any of our items.