Lot #77 1880-91 Sidefaces Perf 12 4d chrome-yellow Printed on Both Sides SG 166ab, an unusually fine & fresh example with large-part o.g., Cat £1500+. Ex Sir Henry Somerset. RPSofV Certificate (2016). Like most examples, the design is virtually illegible on both sides. However, under UV examination, it is obvious that the printing on the reverse is Sideways!

Description:

1880-91 Sidefaces Perf 12 4d chrome-yellow Printed on Both Sides SG 166ab, an unusually fine & fresh example with large-part o.g., Cat £1500+. Ex Sir Henry Somerset. RPSofV Certificate (2016). Like most examples, the design is virtually illegible on both sides. However, under UV examination, it is obvious that the printing on the reverse is Sideways!