- Theinventionissuitableforsinglewelllids,doublewelllids,squarewelllids,circularwelllids,andcast-ironwelllidsinvariousshapeswithshafts,noshafts,brokenshafts,andthelike.Wehadthelidsnailedontheboxes.Sledswereimprovisedfromthelidsofrecyclingboxes.Thelidso...
- 8512