Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Dredging Nome beach sands
Illustrates and describes a type of dredge that is saving gold from underwater sands. (1800 w.) (No. 12087 C)
Dredging Nome beach sands
Illustrates and describes a type of dredge that is saving gold from underwater sands. (1800 w.) (No. 12087 C)
Dredging Nome beach sands
Mines Min
1910
Aufsatz (Zeitschrift)
Englisch
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Dredging beach gravel deposits near Nome
| Engineering Index Backfile | 1907
Engineering Index Backfile | 1910
Submarine gold dredging at Nome, Alaska
| Engineering Index Backfile | 1910
Dredging for gold in the Nome goldfields
| Engineering Index Backfile | 1905
Dredging for gold in the Nome goldfields
| Engineering Index Backfile | 1905