WikiVictorian on Twitter: "In 1828, Dutch chemist Coenraad Johannes van Houten discovered a way to treat cacao beans with alkaline salts to make a powdered chocolate that was easier to mix with
1891 Ad Van Houten Zoon Cocoa Baking Mr. Pecksniff Logo Weesp Holland – Period Paper Historic Art LLC
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File:Van Houten's reiner löslicher Cacao.jpg - Wikimedia Commons
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Carla D. Martin on Twitter: "#tbt More beards, more chocolate manufacturing: Coenraad Johannes van Houten, Domingo Ghirardelli, Michele Prochet https://t.co/LVHOJnr2R2" / Twitter
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Scientist Coenraad Johannes van Houten | by Jackie Brandonisio | Medium
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Coenraad Johannes van Houten | İnovatif Kimya Dergisi
Amazon.com : Coenraad Johannes van Houten Pure Cocoa 100gX4 pieces : Grocery & Gourmet Food
Coenraad Johannes van Houten | Perönlichkeit der Schokoladen Geschicht
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Carla D. Martin on Twitter: "#tbt More beards, more chocolate manufacturing: Coenraad Johannes van Houten, Domingo Ghirardelli, Michele Prochet https://t.co/LVHOJnr2R2" / Twitter
COENRAAD JOHANNES VAN HOUTEN MILK COCOA 240G ~ 3 BAGS - GTIN/EAN/UPC 4901305405650 - Product Details - Cosmos
File:Van Houten's Cacao en Chocolade.jpg - Wikimedia Commons
Coenraad Black and White Stock Photos & Images - Alamy
1930's/40's - Van Houten's Cocoa Tin | Collectors Weekly
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Koko Asia - Revolusi Proses Penghasilan Coklat Melalui Mesin Coklat terus menjadi minuman golongan elit selama beberapa abad. Pada tahun 1828, seorang ahli kimia dari Belanda yang bernama Coenraad Johannes van Houten
