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Published online by Cambridge University Press: 17 January 2013
For this purpose we will consider in detail the items of the experimental determination of the weight of liquid displaced by the instrument which is designated “Hydrometer A”; it has for some time been in constant use.
A scheme for recording the items of observation is given in § 86.
In the first vertical column the line corresponding to each item is designated by a letter—a, b, etc. In the second column are the symbols used for the principal items, and in the body of the scheme the items are described or explained.