Answered by JNB Customer Support, August 7, 2021 at 11:23:24 AM EDT.
A: Only Black McCaffery's Penman's Ink is iron gall based. The colored inks are pigment based only. They are all liquid inks, not thick like sumi ink.
Asked by Mary, February 11, 2020 at 08:58:29 AM EST.
Q: I am using McCaffrey's Prairie Black ink and I love it. I can't seem to find it anywhere. Is it still being made?