Ruiter Skating Factory Friesland Special SkatesOriginal antique poster advertising Ruiter's Schaatsenfabriek Akkrum Friesland Speciaal Schaatsen Ruiter's Skating Factory Akkru Friesland's Special Skates featuring an illustration by Jan Rotgans (1881 1969) depicting a winter ice skating image of a skater in a blue coat, brown trousers, warm long socks, white hat and orange scarf with ice skates tied to his shoes skating on a frozen lake in front of a windmill with snow by the fence and smoke rising