by Drs. Al. Soenarto S.W., dkk $6.00
by Ir. Budi Samadi $0.00
by ISEI $25.00
by Yeremias Bala Pito Duan, MSF. $4.00
by Ir. Sutaman $6.00
by H. Rahmat Rukmana $6.00
by Warisno $6.00