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Parker 51 Aerometric Mark IV - Navy Blue, Gold Filled Cap, Medium (Excellent, Works Well) - Peyton Street Pens
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Parker 51 Signet Aerometric (USA, 1950) - 14k Gold Filled, Medium (Excellent, Works Well) - Peyton Street Pens
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Amazon.com : Parker IM Fountain Pen | Premium Pearl Lacquer with Gold Trim | Medium Point with Blue Ink Cartridge | Gift Box : Office Products
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Parker 51 with 16kt gold filled cap I picked up (US$70) from the same shop as the previous post of the Watermens Ideal Number 7 Red Band. : r/fountainpens
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1950s Made in USA PARKER 51 Aerometric MKII-B 1/10 12K Gold Filled Cap & Black Body Hooded Nib Fountain Pen
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