Columbia subject headings:
Harvard subject headings:
Agricultural chemistry laboratories--Germany--History--19th century.
Agricultural chemistry--Germany--History--19th century.
Agricultural chemists--Germany--Biography.
Chemisches Laboratorium Fresenius (Wiesbaden)
Fresenius, C. Remigius, 1818-1897
Wine and wine making--Germany--History--19th century.
Princeton subject headings:
Agricultural chemistry--Germany--History--19th century.
Fresenius, C. Remigius, 1818-1897.
Wine and wine making--Research--Germany--History--19th century.