These cramps were used by the donor, W. Hazard, in the 1950s while building the Mickelborough Pharmacy and Estate Agency in Emerald. Prior to this, they were used by Bill's father in the WW1 era.Ratchet-type cramps used for tightening up floorboards prior to nailing.emerald, victoria, australia, buildings, flooring, carpentry, william (bill) hazard, mickelborough pharmacy