Believe it or not, Charles M. Schulz used a Koh I Noor pen holder and I got the identical model (127N). They are also hard to find, now. And in THE ART AND LIFE OF THE PEANUTS CREATOR IN 100 OBJECTS, the new book published for his centenary by the Charles Schulz Museum, there's a picture of the holder with the nib, so I know exactly how far to stick the shaft into the holder.
Believe it or not, Charles M. Schulz used a Koh I Noor pen holder and I got the identical model (127N). They are also hard to find, now. And in THE ART AND LIFE OF THE PEANUTS CREATOR IN 100 OBJECTS, the new book published for his centenary by the Charles Schulz Museum, there's a picture of the holder with the nib, so I know exactly how far to stick the shaft into the holder.