Volume 71: Macarthur family papers relating to wool and sheep, 1820-1936: No. 188
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[Page 188]
(Observations on the preparation of wool by William Macarthur. Watermark 1828)
in addition to these, that the weight of the fleeces is frequently increased, in a disrespectful manner, by the franticly of sand they contain
To obviate these evils a mode of washing has been adopted at Camden, which as it is believed to be different from any practised in Europe, it may be in the first instance advisable to point out the principles upon which it is founded.
Chemists have ascertained that there are two distinct kinds of yolk contained in the fleeces of sheep, one soluble in cold water without any addition, the other requiring either warm water, or the assistance of soap, alkalis &c. In France and Germany the fleeces are considered to be sufficiently well washed for the purposes of commerce, when the former of these is removed. This