by Prof. dr. Arjatmo tj., dr. boenyamin S $5.00
by dr. Clifford Rose & dr. Paul Davies $6.00
by Tierney $12.00
by DR. M.N. Bustan $7.00
by Elisabeth Bing, RPT $6.00
by Prof. Dr. Ir. Ali Khomsan $11.00
by Prof. Abdulkadir Muhammad, S.H. $5.00
by Drs. I Made Putrawan $7.00
by Linder Maria C. $12.00