"So sorry about that. I am going to send you some other stamps to make up for it. I know it is not m ... " (more)y fault, but if I can make you smile like the one in your photo, then my day is made. You can soak the ones you got and still use them."
"As for when they were printed, I don't know. But know my husband had them for over twenty years ... " (more) and I have had them over seventeen, so that is 37 years, before that I don't know. Have a bless life."