- 836
1853-54 1f. Working Model Proof in blue,
bidding is closed
Description
the lower half of a 1f. in blue with working measurements in the lower margin; also a genuine used 20c. blue from the which the value tablet has been excised.
Catalogue Note
Sperati used the genuine 20c. stamp from which he excised the value tablet and replaced it with one from the 1 franc. See Lowe and Walske, page 108