by Dr. Soemiarti Patmonodewo $7.00
by Prof. Ir. Amris Makmur $6.00
by Linder Maria C. $12.00
by Drs. Daryanto $13.00
by DR. Soekidjo Notoatmodjo $7.00
by C. Rollin Niswonger $12.00
by $4.00
by Dr. A. Supratiknya $6.00