Speaking of how manganese affects toning....
lsica
Posts: 1,584 ✭✭✭✭
Latest 2 additions to my Mid-century Modern Multicolor Marvels 😉. Wondering which one everyone likes best.
Philately will get you nowhere....
3
Comments
I like the second colors better although I always look again when I see green like the reverse of the 44-D. Are you sure the toning is from the manganese and not the copper?
first
First one
Mr_Spud
2
Stamps are Fun
First