Yazar
William Henry Penning
6 cilt bulundu.
Cilt sonuçları
Field geology
William Henry Penning · Baillière, Tindall, and Cox
227 sayfa · 1876
Geology / Field work / Paleontology
Gold and diamonds
William Henry Penning · Books for Libraries Press
77 sayfa · 1972
Diamond mines and mining / Geology / Gold mines and mining / Stone implements
Gold and diamonds
William Henry Penning · Bailliere, Tindall and Cox
77 sayfa · 1901
Gold mines and mining / Stone implements / Diamond mines and mining / Geology