2l. Anti-Tb never issued stamp in u/m strip of 5. Perf. 10 1/2 at top and bottom (1st+2nd stamp), perf. 10 1/2 at top and 10 1/2 + 13 1/2 at bottom (3rd stamp) and 10 1/2 at top (4th+5th stamp), u/m. (Hellas CIe+CIe+CId+CIb).