Agricola, Georgius - De re metallica

Agricola, Georgius, De re metallica, 1912/1950

Table of figures

[Figure 141]

[Figure 142]

[Figure 143]

[Figure 144]

[Figure 145]

[Figure 146]

[Figure 147]

[Figure 148]

[Figure 149]

[Figure 150]

[Figure 151]

[Figure 152]

[Figure 153]

[Figure 154]

[Figure 155]

[Figure 156]

[Figure 157]

[Figure 158]

[Figure 159]

[Figure 160]

[Figure 161]

[Figure 162]

[Figure 163]

[Figure 164]

[Figure 165]

[Figure 166]

[Figure 167]

[Figure 168]

[Figure 169]

[Figure 170]

1ground. This kind of an opening, however, differs from a tunnel in that it
is dark throughout its length. whereas a tunnel has a mouth open to daylight.

55[Figure 55]

A—SHAFT. B, C—DRIFT. D—ANOTHER SHAFT. E—TUNNEL. F—MOUTH OF TUNNEL.

Text layer

Text normalization

Search