Wirt self proclaimed sales numbers in advertising

1887 American Stationer ad – over 100,000 “people using them”.

1888 American Stationer ad – “over [200,000] people using them”

June 1889 – Lippincot’s Magazine – “250,000 people using them”

1889 The Century Illustrated Monthly ad – “350,000 in use”

1890 Harper’s Magazine – “350,000 in Use”. I like the hexagonal pen with bands! Here is the page with mine.

1892 The Century Illustrated Monthly Magazine – “Half Million in use”

1893 The Century Illustrated Monthly Magazine – “A Million in use”

1896 American Stationer ad – “over one million sold”

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