Engraver and superintendent of the Paris Mint, Philippe Danfrie was also an engineer and inventor of scientific instruments. Active in the second half of the sixteenth century, he built globes, astrolabes, and clocks. He invented a typeface that he used in his published writings. These include Declaration de l'usage du Graphometre..., printed in Paris in 1597 together with Traicte de l'usage du Trigometre, avec le quel on peut facilement mesurer sans subiection d'Arithmetique.