Mineral industries extension and correspondence instruction.

Bibliographic Details
Corporate Author:	Pennsylvania. State College. Mineral Industries Extension Services
Format:	Serial
Language:	English
Published:	State College, Pa. [publisher not identified] ;
Series:	E & MS experiment station circular.
Subjects:	Pennsylvania State College. > Mineral Industries Extension Services > Curricula.

Description
Item Description:	March 1936- issued as Pennsylvania. State College. Mineral Industries Experiment Station. Circular. The Pennsylvania State College Bulletin. Title varies slightly.
Physical Description:	volumes : illustrations