Lead prospect near village Of Bykalla

/ [By] William E. Warne(Bouge, Richard, G.)

Haft Savaran zinc- lead prospect: progress report and propsal for drill sites

/ Helmuth Hubner morteza Momenzadeh(Momen Zadeh, Morteza)

The Economics of the potassium industry

/ ()

Die Geologie der guschagruppe im St. Galler oberland

/ Von Hannes Richter()

Stratigraphy and correlation of the marine permian- lower triassic zn the Surghar Range and Salt Range Pakistan

/ by Pakistani- Japanese research group()