Description
British Admiralty Nautical Chart 2644: China Bo Hai, Huanghua Gang Gangchi Media:Paper 5 Cereals or Derivates Damaged 5 Cereals or Derivates Damaged by Fire or Dust Explosion It has long been used by many manufacturers for lightweight versions of their heavier brass or bronze sextants in order to reduce arm fatigue and unsteadiness among infrequent users