Zie http://nl.wikipedia.org/wiki/Bond_van_Ondernemers_in_de_Radiobranche_in_Nederland

 * [[attachment:BORN-19301219.pdf]]
 * [[attachment:BORN-19310116.pdf]]
 * [[attachment:BORN-19310320.pdf]]
 * [[attachment:BORN-19310327.pdf]]
 * [[attachment:BORN-19310331.pdf]]
 * [[attachment:BORN-19310410.pdf]]
 * [[attachment:BORN-19310515_3.pdf]]
 * [[attachment:BORN-19310626.pdf]]
 * [[attachment:BORN-193106YY.pdf]]
 * [[attachment:BORN-19310731_1.pdf]]
 * [[attachment:BORN-19310731_2.pdf]]