Petrography :
Williams. Howel 1898,
Petrography : An introd. to the study of rocks in thin sections / By howel Williams, francis j. Turner, and Charles m. Gilbert. - 406 páginas - A series of geology texts .
Petrología
QE431 / W53
Petrography : An introd. to the study of rocks in thin sections / By howel Williams, francis j. Turner, and Charles m. Gilbert. - 406 páginas - A series of geology texts .
Petrología
QE431 / W53