Sentence:  [T]he manner of separating the gold from the sand, is very simple, and is frequently performed by the women in the middle of the town; for when the searchers return from the valleys in the evening, they commonly bring with them each a <WSD>calabash</WSD> or two of sand, to be washed by such of the females as remain at home. 
Meaning of the word marked with <WSD> tags:  A container made from the mature, dried shell of the fruit of one of the above plants; also, a similarly shaped container made from some other material.