@hooiyewlim 6 May 2022 more from that month

Singapore 1987 3rd Ship Series $1 banknote https://youtu.be/ViWSTDcT29Q **Technical Specification:** Year issue: 1987 Size: 125mm x 63mm **Printer: thomas de la rue** Signature on banknote: Dr. Goh Keng Swee Prefix: A/1-D/14 Replacement Prefix: Z/1, Z/2 **Signature on banknote: Dr. Hu Tsu Tau** Prefix: D/14 - D/20 Replacement Prefix: Z/1, Z/2