ICELAND SPAR, AND YULE MARBLE Josnrn L. Rosnnnolrz AND ...
the marble are explained tentatively on the basis of recrystallization and residual strain' InrnooucuoN Since our program of mineral expansion studies was discontinued six yeais ago, a constant search has been made for newer equipment which ... upon a self-balancing transformer bridge. The assembly of the thermal control and dilatation units is ...