Vauquelin

For example the last post before this one is from Keith Vauquelin and while I disagree with him, it is short sweet logical and persuasive.

Shuttle-C - NASA Watch 2009

In an early-nineteenth-century book — attributed to Mayer Oppenheim — about English-style pottery, prominent references are made to Torbern Bergman, Jean-Henri Hassenfratz, René Réaumur, Johann Heinrich Pott, and Louis-Nicolas Vauquelin, all authors of publications about ceramics manufacture or about some aspect of that subject. 10 Oppenheim mentions the potters Josiah Wedgwood and Bernard Palissy, names a connoisseur would recognize although neither was then alive.

The Creation of Color in Eighteenth-Century Europe 2006

Vauquelin des Yveteaux used to receive the far-famed Ninon in his gardens.

Balzac 2003

Foureroy and Vauquelin gave an account of a specimen of tabasheer brought from South America in 1804 by Humboldt and

Scientific American Supplement, No. 595, May 28, 1887 Various

Vauquelin analysed it, and found it to consist of, tannin and peculiar extractive matter, 75; red gum, 24; insoluble matter, 1.

The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. P. L. Simmonds

Vauquelin found 100 parts of its straw to contain 29.5 of carbonate of potash, 3.8 of sulphate of potash,

The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. P. L. Simmonds

Vauquelin takes it to be a carbonaceous matter, such as plumbagine or black lead.

Museum of Antiquity A Description of Ancient Life

"The experiments which Vauquelin made on the seeds of arnotto imported by Leblond, confirmed the efficacy of the process which he proposed; and the dyers ascertained that the arnotto obtained in this manner was worth at least four times more than that of commerce; that, moreover, it was more easily employed; that it required less solvents; that it gave less trouble in the copper, and furnished a purer color."

The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. P. L. Simmonds

It was first discovered by Vauquelin, in 1811, and its preparation on a large scale pointed out by Pelletier and Caventon in

The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. P. L. Simmonds

Educated in his native town at the Ecole Centrale, formerly the university, Chevreul went to Paris at the age of seventeen and obtained a place in the laboratory of Vauquelin, a chemical-manufacturer.

The Catholic Encyclopedia, Volume 3: Brownson-Clairvaux 1840-1916 1913