Couple of historical technology - books

Lot 1013 limit € 30

1 x "The Book of Inventions", ed. from Dr. Heinrich Samter, with 534 illustrations, Berlin: Verlagsanstalt Urania, 1896, orig. embossed whole linen and Johann Torka "The wonders of technology - an illustrated history of inventions", with over 600 text illustrations and 4 multicolored panel images, Berlin: Deutsche Volksbibliothek AG, oJ Gründerzeit - half linen, signs of age and use