J-1
Its rarity
is: B
It was used between:
10-11-37
and
1-?-44
Ink colours:
Violet
Red
Blue
Notes:

J-2
Its rarity
is: C
It was used between:
10-11-37
and
?-?-39
Ink colours:
Red
Violet
Notes:

J-3
Its rarity
is: B
It was used between:
10-11-37
and
3-11-40
Ink colours:
Blue
Red
Violet
Black
Notes:

J-3a
Its rarity
is: C
It was used between:
8-28-39
and
8-28-39
Ink colours:
Not recorded
Notes: "of Tonga" closer together

J-4
Its rarity
is: C
It was used between:
10-11-38
and
10-12-38
Ink colours:
Red
Violet
Notes:

J-5
Its rarity
is: B
It was used between:
10-11-43
and
12-9-44
Ink colours:
Red
Violet
Black
Notes:

J-5a
Its rarity
is: D
It was used between:
1-25-44
and
1-25-44
Ink colours:
Not recorded
Notes: 1944 and 1945 dates

J-6
Its rarity
is: B
It was used between:
1-12-44
and
1-25-44
Ink colours:
Red
Blue
Notes: