bn:01081434n
Noun Concept
Categories: Writing system stubs, Latin words and phrases, Writing
EN
probatio pennae  Pen trial  Pen trials
EN
Probatio pennae is the medieval term for breaking in a new pen, and used to refer to text written to test a newly cut pen. Wikipedia
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EN
Probatio pennae is the medieval term for breaking in a new pen, and used to refer to text written to test a newly cut pen. Wikipedia
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