by WK $13.00
by Drs. Khaelany H.D., M.A. $9.00
by Soetomo Wongsotijtro $12.00
by Ir. Hieronymus Budi Santoso $5.00
by Bachrawi Sanusi $7.00
by Dr. W. Herdin Sibuea., dkk $7.00