1973至86年文莱伍拾令吉试印样票,PMG66EPQ,世界纸币Government of Brunei, 50 ringgit, proof "Printers Model", ND (1973-86), no serial number, dark brown on multicolour underprint, Sultan Hassanal Bolkiah I at right, watermark at left, printers annotation at top, punch-hole on watermark,(Pick 9pm), PMG 66EPQ Gem Uncirculated.