by Drs. G. Kartasapoetra $7.00
by Dr. Arthur M. Whitehill $7.00
by Ir. Suprio Guntoro $5.00
by Drs. Paulus Hariyono, M.T $9.00
by Djoehana Setyamidjaja, M.Ed $6.00
by Drs. H. Malayu S.P. Hasibuan $11.00