by Drs. Daryanto $7.00
by Datje Rahajoekoesoemah $28.00
by Drs. SK. Bonar $7.00
by WK $11.00
by Ir. M. Lies Suprapti $6.00
by Ir. Sujamto $12.00
by Bhikhu Parekh $20.00
by ASTRIE IVO $11.00