Roure-Bertrand provided aromatic plants and essential oils to create fragrances for other brands, who mix, blend, bottle and sell the perfume.
The firm's technical and scientific innovation in extracting oils and essences helped establish them as a leader in modern perfumery. In 1900, Roure Bertrand Fils was presented with a grand prize at the Universal Exposition in Paris.
This book - part of the digitised collections of the the Bibliotheque national de France - dates from then, and contains 30 photographs illustrating the process from flower field to bottled perfume.
This selection shows highlights of the process - you can also browse the full book here.