This organization has contributed to the following objects in the Encyclopedia.Carveth, Hector who taught chemistry at Cornell University before joining Roessler & Hasslacher in 1905Portrait of Dr. Hector Carveth, who taught chemistry at Cornell University before joining Roessler & Hasslacher in 1905.Hasslacher, Jacob PortraitPortrait of Jacob Hasslacher.Michaelis, Gustavus German-American scientist-entrepreneurPortrait of German-American scientist-entrepreneur Gustavus Michaelis, who accused Roessler & Hasslacher of having violated his intellectual property rights when it…National Aniline & Chemical Co., Inc. AdvertisementNational Aniline & Chemical Co., Inc. Advertisement, Dyestuffs 12, no. 9, September 1921, n.p.Roessler & Hasslacher’s purified chloroform advertisementAdvertisement for Roessler & Hasslacher’s purified chloroform, published in the German-American journal Pharmaceutische Rundschau 5 (1887).Roessler, Franz, Jacob Hasslacher’s business partnerPortrait of Jacob Hasslacher’s business partner, Franz Roessler.Schoellkopf, Hartford & Hanna Co., American Aniline Colors, sample bookSample Book, Acid Colors on Silk, Series A-18 and Series A-19, Schoellkopf, Hartford & Hanna Co., American Aniline Colors, July…
Carveth, Hector who taught chemistry at Cornell University before joining Roessler & Hasslacher in 1905Portrait of Dr. Hector Carveth, who taught chemistry at Cornell University before joining Roessler & Hasslacher in 1905.
Michaelis, Gustavus German-American scientist-entrepreneurPortrait of German-American scientist-entrepreneur Gustavus Michaelis, who accused Roessler & Hasslacher of having violated his intellectual property rights when it…
National Aniline & Chemical Co., Inc. AdvertisementNational Aniline & Chemical Co., Inc. Advertisement, Dyestuffs 12, no. 9, September 1921, n.p.
Roessler & Hasslacher’s purified chloroform advertisementAdvertisement for Roessler & Hasslacher’s purified chloroform, published in the German-American journal Pharmaceutische Rundschau 5 (1887).
Roessler, Franz, Jacob Hasslacher’s business partnerPortrait of Jacob Hasslacher’s business partner, Franz Roessler.
Schoellkopf, Hartford & Hanna Co., American Aniline Colors, sample bookSample Book, Acid Colors on Silk, Series A-18 and Series A-19, Schoellkopf, Hartford & Hanna Co., American Aniline Colors, July…