West Alamkuh mapping project: preliminary report on the field activities

/ by A. Isler, F. Seger(Seger,F.)

West Alamkuh mapping project: preliminary report

/ by A. Isler and F. Seger()

Zum alter der metamorphose in zentral Iran

/ Von O. Thiele()

Notice on exploration of Darreh zar

/ ()

Preliminary investigation of coal flotation from the societe Minak

/ by George Aletan()