Article Ponting, K.G. (1978)
Important dyes of history. Industrial Archaeology Review (pp. 154-159). (/p/isis/citation/CBB000025571/) unapi

Article Roy, Mira (1978)
Dyes in ancient and medieval India. Indian Journal of History of Science (pp. 83-112). (/p/isis/citation/CBB000004227/) unapi

Article Kauffman, George B. (1977)
Pittical: The first synthetic dyestuff. Journal of Chemical Education (p. 753). (/p/isis/citation/CBB000015583/) unapi

Article Krätz, Otto; Diem, Annemarie (1976)
Historische Experimente (1856-1858): Heinrich Caro, die Louisenthaler Actiengesellschaft in Mülheim an der Ruhr--Eine kombinierte Naturfarbstofffabrik und Färberei zur Zeit der ersten “Anilinfarben”. Chemie, Experiment + Didaktik (pp. 179-186). (/p/isis/citation/CBB000027354/) unapi

Book Ghiara, Carola (1976)
L'arte tintoria a Genova dal XV al XVII secolo: Tecniche e organizzazione. (/p/isis/citation/CBB000004484/) unapi

Article Farrar, W. V. (1975)
Examination of some compounds isolated from madder, 1845-1855. Ambix: Journal of the Society for the History of Alchemy and Chemistry (pp. 151-153). (/p/isis/citation/CBB000018264/) unapi

Article Krätz, Otto (1975)
Historische Experimente (1878): Peter Griess, Ein Verfahren zur Darstellung gelber, rother, violetter, brauener und anderer Farbstoffe. Chemie, Experiment + Didaktik (pp. 163-166). (/p/isis/citation/CBB000027351/) unapi

Article Krätz, Otto (1975)
Historische Experimente (1868-70): Carl Graebe und Heinrich Caro, Darstellung von Alizarin aus bromiertem Anthrachinon bzw. aus Anthrachinonsulfonsäure. Chemie, Experiment + Didaktik (pp. 281-286). (/p/isis/citation/CBB000000618/) unapi

Article Krätz, Otto (1975)
Historische Experimente (1870): William Henry Perkin, sen.: Darstellung von Anthrachinon aus Anthracen im Technikumsmasstab für die Alizarinsynthese. Chemie, Experiment + Didaktik (pp. 193-198). (/p/isis/citation/CBB000000621/) unapi

Article Abrahart, E.N. (1974-75)
Discovery, invention and colour. Manchester Literary and Philosophical Society: Memoirs and Proceedings (pp. 5-11). (/p/isis/citation/CBB000020732/) unapi

Book Brunello, Franco (1973)
The art of dyeing in the history of mankind. (/p/isis/citation/CBB000024060/) unapi