author
Julia de Fontenelle (Jean-Sébastien-Eugène)
1790–1842
A French pharmacist and chemist who turned practical science into useful reading, he wrote widely on everything from medical chemistry to glassmaking, tanning, and food trades. His books capture a moment when science was becoming part of everyday work and industry.
1 Audiobook
Manuel complet des fabricans de chapeaux en tous genres
by Julia de Fontenelle (Jean-Sébastien-Eugène)
About the author
Born in Narbonne and active in early 19th-century France, Jean-Sébastien-Eugène Julia de Fontenelle was a pharmacist, chemist, and science popularizer. Sources consulted during this search agree that he died in 1842, while some biographical records differ on whether he was born in 1780 or 1790.
He became known for making technical knowledge more accessible. He contributed to several medical and scientific journals and wrote or co-wrote many practical manuals, especially for the Roret handbook series. His subjects ranged across chemistry, pharmacy, agriculture, manufacturing, and artisan trades, showing an unusually broad interest in how science could be applied in daily life.
That mix of expertise and usefulness is what makes his work stand out today. Rather than writing only for specialists, he helped bring scientific and industrial know-how to readers who wanted clear guidance they could actually use.