1862 Official Reprint Of 1849-1850 Ceres Issue
40 centimes orange, both retouched 4's

both varieties of retouched 4's at right of unused, original gum strip of five, positions 143-147

Provenance:
ex Mirabaud

References:
Ceres #R5h, Yvert #5k
illustrated in 2000 Yvert & Tellier Specialisé catalog

Census: 
both errors in strip of five
one trip of three
one pair

Production information:
Only twenty nine such pairs were issued.