1973 Issues. Printing colors: Dark brown on multicolor underprint. Habib Bourguiba at left center. City view at left. Back: French texts. Montage of old and new. Watermark: Habib Bourguiba. Date of issue: 1973-10-15. Dimensions: 162 x 81 mm. Back: French texts. Solid security thread. Printer: TDLR, London. Replacement notes with Prefix numerator: "CR". Signatures: Bousbia / Zouaoui. Prefix with 6-digit number. Diagonal Red "SPECIMEN" overprinted front / back.