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File:"Waterman's ideal fountain pen" 1908 ad - from, The World almanac and encyclopedia (IA worldalmanacency1908newy) (page 20 crop).jpg - Wikimedia Commons
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Fountain Pen Profiles: L. E. & A. A. Waterman - Kindle edition by Binder, Richard, Kennedy, Mike. Crafts, Hobbies & Home Kindle eBooks @ Amazon.com.
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