by Ir. Abbas Siregar Djarijah $5.00
by Moeslim Abdurrahman $7.00
by Shafwat Abdul Fattah $6.00
by Ir. Setijo Pitojo $6.00
by Dr. Marinus Telaumbanua, OFM Cap $7.00
by Dr. C. Groenen, OFM. $12.00