Ball test applied to cement mortar and concrete : a report of the investigation conducted by The Engineering Exmperiment Station, Purdue University, in cooperation with The United States Bureau of Public Roads / by R. B. Crepps and R. E. Mills

• Superior document: Bulletin / Engineering Experiment Station 12
• VerfasserIn: Crepps, R. B.; Mills, R. E.
• Place / Publishing House: Lafayette, Ind. : Purdue Univ., 1923
• שנת הוצאה לאור: 1923
• שפה: English
• סדרה: Bulletin / Engineering Experiment Station 12; Publications of the Engineering Departments / Purdue University 7,6
• תיאור פיזי: 32 S.; Ill., graph. Darst.