Agricola, Georgius, De re metallica, 1912/1950

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        <body>
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            <p type="caption">
              <s>
                <pb pagenum="509"/>
              let down from the pulley of the crane arm; the inside diameter of this ring
                <lb/>
              is six digits, and it is about a digit and a half thick; the ring is then engaged
                <lb/>
              in the hook whose straight stem is in the cake, and thus the cake is raised from
                <lb/>
              the mould and put into its place.</s>
            </p>
            <p type="main">
              <s>The copper and lead, when thus melted, yield a small amount of “slag”
                <emph type="sup"/>
              12
                <emph.end type="sup"/>
                <lb/>
              and much litharge. </s>
              <s>The litharge does not cohere, but falls to pieces like the
                <lb/>
              residues from malt from which beer is made.
                <emph type="italics"/>
              Pompholyx
                <emph.end type="italics"/>
              adheres to the walls
                <lb/>
              in white ashes, and to the sides of the furnace adheres
                <emph type="italics"/>
              spodos.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>In this practical manner lead is alloyed with copper in which there is but
                <lb/>
              a moderate portion of silver. </s>
              <s>If, however, there is much silver in it, as, for
                <lb/>
              instance, two
                <emph type="italics"/>
              líbrae,
                <emph.end type="italics"/>
              or two
                <emph type="italics"/>
              líbrae
                <emph.end type="italics"/>
              and a
                <emph type="italics"/>
              bes,
                <emph.end type="italics"/>
              to the
                <emph type="italics"/>
              centumpondium,
                <emph.end type="italics"/>
              —which
                <lb/>
              weighs one hundred and thirty-three and a third
                <emph type="italics"/>
              líbrae,
                <emph.end type="italics"/>
              or one hundred and
                <lb/>
              forty-six
                <emph type="italics"/>
              librae
                <emph.end type="italics"/>
              and a
                <emph type="italics"/>
              bes,
                <emph.end type="italics"/>
                <emph type="sup"/>
              13
                <emph.end type="sup"/>
              —then the foreman of the works adds to a
                <emph type="italics"/>
              centum­
                <lb/>
              pondíum
                <emph.end type="italics"/>
              of such copper three
                <emph type="italics"/>
              centumpondía
                <emph.end type="italics"/>
              of lead, in each
                <emph type="italics"/>
              centumpondium
                <emph.end type="italics"/>
                <lb/>
              of which there is a third of a
                <emph type="italics"/>
              líbra
                <emph.end type="italics"/>
              of silver, or a third of a
                <emph type="italics"/>
              libra
                <emph.end type="italics"/>
              and a
                <emph type="italics"/>
              semí­
                <lb/>
              uncía.
                <emph.end type="italics"/>
              </s>
              <s> In this manner three liquation cakes are made, which contain
                <lb/>
              altogether three
                <emph type="italics"/>
              centumpondía
                <emph.end type="italics"/>
              of copper and nine
                <emph type="italics"/>
              centumpondía
                <emph.end type="italics"/>
              of lead.
                <emph type="sup"/>
              14
                <emph.end type="sup"/>
              The
                <lb/>
              lead, when it has been liquated from the copper, weighs seven
                <emph type="italics"/>
              centumpondia;
                <emph.end type="italics"/>
                <lb/>
              and in each
                <emph type="italics"/>
              centumpondíum
                <emph.end type="italics"/>
              —if the
                <emph type="italics"/>
              centumpondium
                <emph.end type="italics"/>
              of copper contain two
                <lb/>
                <emph type="italics"/>
              líbrae
                <emph.end type="italics"/>
              of silver, and the lead contain a third of a
                <emph type="italics"/>
              líbra
                <emph.end type="italics"/>
              —there will be a
                <emph type="italics"/>
              líbra
                <emph.end type="italics"/>
                <lb/>
              and a sixth and more than a
                <emph type="italics"/>
              semí-uncía
                <emph.end type="italics"/>
              of silver; while in the exhausted
                <lb/>
              liquation cakes, and in the liquation thorns, there remains a third of a
                <emph type="italics"/>
              líbra.
                <emph.end type="italics"/>
                <lb/>
                <lb/>
              </s>
            </p>
          </chap>
        </body>
      </text>
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