Annales des Mines (1891, série 8, volume 19)
Page : Image 365
Révision de 2 avr. 2015 12:29:19, edited by 194.214.158.55
I
PL XIII
1
Fig . 5
it
t
erintoimli ifill!l!lhiiitql1P11111101
441deee-',Ahmoo,
,r-ree'rroks
ye,
<
Fig.6
Page : Image 365
I
PL XIII
1
Fig . 5
it
t
erintoimli ifill!l!lhiiitql1P11111101
441deee-',Ahmoo,
,r-ree'rroks
ye,
<
Fig.6