Italian law number 714 of 6th of July 1911 created the pneumatic service of post delivery. These special stamps could only be used to pay the tax for pneumatic mail.
Number of stamps: 15
Number | Face value | Colour | Date of issue | Value | |
---|---|---|---|---|---|
mint | used | ||||
ita9131pn01 | 10 c | chestnut | april 1913 | * | ** |
ita9131pn02 | 15 c | violet | september 1921 | * | ** |
ita9131pn03 | 15 c on 10 c | chestnut | january 1924 | * | ** |
ita9131pn04 | 15 c on 20 c | violet | 22/06/1927 | ** | ** |
ita9131pn05 | 15 c | rose-red | - | ** | ** |
ita9131pn06 | 15 c | fuchsia | - | * | ** |
ita9131pn07 | 15 c | claret | - | * | ** |
ita9131pn08 | 20 c on 10 c | chestnut | 18/03/1925 | * | *** |
ita9131pn09 | 20 c on 15 c | deep violet | 18/03/1925 | * | ** |
ita9131pn10 | 20 c | violet | october 1925 | ** | ** |
ita9131pn11 | 30 c | azure | june 1923 | * | *** |
ita9131pn12 | 35 c on 40 c | red | 22/06/1927 | *** | *** |
ita9131pn13 | 35 c | red | - | *** | *** |
ita9131pn14 | 40 c | red | october 1925 | *** | *** |
ita9131pn15 | 40 c on 30 c | azure | 18/03/1925 | ** | *** |
total: 16 stamps |