EFO 1978 Sipa se-tenant B

Blanket offset of the black

Line across the 40s and 75s values

Line across the 40s and 75s values

Ring flaw on 5s, Blanket offset of the black, and Line across the 40s and 75s values

More EFOs of the 1978 Sipa se-tenant block of four.

EFO 1978 Sipa se-tenant A

Blanket offset of the black

Blanket offset of the black

Line across the 40s and 75s values

Color shift and Line across the 40s and 75s values

EFOs of the 1978 Sipa se-tenant block of four.