Duofold

• The origin of the Duofold name
• Where's the Iridium?
• The Duofold Pencil
• The Parker Duofold Monoplane
• Pentrace East: Parker Duofold Rashin
• Colors: The Striped Parker Duofold 1941 - 1946
• Pentrace.com Homepage (October 2000)
• Pentrace East: 2002 Pen Trading Show in Tokyo
• Tebbel
• Pompeian Brown
• Colors: The Parker “Toothbrush” Geometric
• A Good Day Hunting Pens
• Dale Yessler
• Waterman “MAN 100”: The Rebirth Begins