Composition of the series:
Post ordinary
5 C. olive and brown
25 C. violet and Bruno
50 C. bistro and Bruno
75 C. black and brown
1 L. violet and Bruno
1.50 L. orange and brown
2 L. green and brown
2.50 L. blue and brown
3 L. red and brown
4 L. bistro and Bruno
5 L. azzurroe Bruno
10 L. carmine and Bruno
Expressed
6 L. green and brown
12 L. Bruno red and brown
For a total of 14 stamps
Post ordinary
5 C. olive and brown
25 C. violet and Bruno
50 C. bistro and Bruno
75 C. black and brown
1 L. violet and Bruno
1.50 L. orange and brown
2 L. green and brown
2.50 L. blue and brown
3 L. red and brown
4 L. bistro and Bruno
5 L. azzurroe Bruno
10 L. carmine and Bruno
Expressed
6 L. green and brown
12 L. Bruno red and brown
For a total of 14 stamps