Shoe the sole and joined to the edge by a seam. The shoe was then turned inside-out so that the grain was outside. Some shoes were developed with toggled flaps or drawstrings to tighten the leather around the foot for a better fit. Surviving medieval turnshoes often fit the foot closely, with the right and left shoe being mirror images. Around 1500, the turnshoe method was largely replaced by the welted rand method (where the uppers are sewn to a much stiffer sole and the shoe cannot be turned inside-out). The turnshoe method is still used for some dance and specialty
Power shovel 6360, nicknamed "The Captain". Extreme Mining Machines - Stripping shovels and walking draglines, by Keith Haddock, pub by MBI, Power shovel A power shovel (also stripping shovel or front shovel or electric mining shovel or Electric Rope Shovel ) is a bucket-equipped machine, usually electrically powered, used for digging and loading earth or fragmented rock and for mineral extraction. Power Shovels are a type of rope/cable excavator, where the digging arm is controlled and powered by winches and steel ropes, rather than hydraulics like in the more common hydraulic excavators. Basics parts of power shovel including the track system,cabin,cables,rack, stick,boom