(1) inscribed (diagonally and inverted) in pencil on reverse u.c.l.: K55-5 VHC inscribed (inverted) in pencil on reverse u.c.: 1 (in a circle) TOP (2) inscribed in pencil on reverse u.c.: 1 (in a circle) BOTTOM inscribed in pencil on reverse c.l.: K55 5 K56-7 K57-9 / K55 4 K55-11 K57-4 inscribed (diagonally) in pencil on reverse l.r.: VHC 2 / K55-4 (3) inscribed in pencil on reverse u.c.: 2 (in a circle) TOP inscribed in pencil on reverse l.r.: K56-7 / 2 - VHC (4) inscribed in pencil on reverse u.c.: 2 (in a circle) BOTTOM inscribed in pencil on reverse l.c.r.: K55-11 VHC / 2 (in a circle) (5) inscribed in pencil on reverse u.c.: 3 (in a circle) TOP inscribed in pencil on reverse l.l.: K57-9 / - 3 VHC (6) inscribed in pencil on reverse u.c.: 3 (in a circle) BOTTOM inscribed in pencil on reverse l.c.r.: K57-4 / 3 (in a circle) VHC
