by Ir. Hieronymus Budi Santoso $6.00
by Drs. Hg. Suseno Triyanto Widodo $6.00
by Anton Gerbono & Abbas Siregar Djarijah $6.00
by Ir. Nur Tjahjadi $5.00
by Abdul Munir Mulkhan $7.00
by H. R. Kartadisastra $5.00
by Elmi, Bachrul $7.00
by Abdul Chaer $11.00
by $4.00
by $6.00
by Edhi Arianto $7.00