Patten (shoe) dung and human effluent (from chamber pots)– was usually thrown directly into the street (often with minimal advance warning). Making full foot contact with such an unpleasant surface was, understandably, highly undesirable. Thus, pattens tended to only make contact with the ground through two or three strips of wood and raised the wearer up considerably, sometimes by four inches (ten centimetres) or more in contrast to clogs which usually have a low, flat-bottomed sole integral to the shoe. A later pattern of patten which seems to date from the 17th century, and then became the most common, had a flat
Rocker Shovel Loader Engineers added the EIMCO 12B Rocker Shovel Loader of 1938 to its List of Historic Mechanical Engineering Landmarks as reference number 212 out of a total number of 259 objects (as of 2015). In June 2012, an EIMCO 12B Rocker Shovel was featured in an episode of the American reality television series "Auction Hunters", filmed in Littleton, Colorado. It was sold to a gold miner for $3,600. Rocker Shovel Loader A Rocker Shovel Loader, sometimes simply referred to as a Rocker Shovel or Mucker is a type of mechanical loader used in underground mining. A Rocker Shovel is usually powered