Keywords: Jarnefelt Eero Nils Ludvig Arppe Portrait.jpg Nils Ludvig Arppe His company built Finland's first steam-powered ship Ilmarinen <br> Olof Mustelin Nils Ludvig Arppe ISBN 951-0-05734-7 creator Eero Järnefelt PD-old Nils Ludvig Arppe Portraits by Eero Järnefelt |