Texas Biography portalScience portal 13th14th15th16th17th18th19th20th21st22nd23rd Subcategories This category has the following 26 subcategories, out of 26 total. 18th-century astronomers by nationality (19 C) 18th-century mathematicians by nationality (22 C) 18th-century chemists by nationality (9 C)A 18th-century American scientists (6 C, 6 P) 18th-century Austrian scientists (7 C, 2 P) Scientists from the Austrian Netherlands (1 C, 3 P)B 18th-century British scientists (14 C, 18 P)C 18th-century Chinese scientists (3 C, 2 P)D 18th-century Danish scientists (7 C, 8 P) 18th-century Dutch scientists (11 C, 2 P)F 18th-century French scientists (13 C, 25 P)G 18th-century German scientists (12 C, 17 P) 18th-century Greek scientists (4 C, 19 P)H 18th-century Hungarian scientists (6 C, 2 P)I 18th-century Indian scientists (2 C) 18th-century Iranian scientists (1 C) 18th-century Irish scientists (8 C, 3 P) 18th-century Italian scientists (11 C, 12 P)J 18th-century Japanese scientists (4 C, 1 P)K 18th-century Korean scientists (2 C, 1 P)M 18th-century Mexican scientists (1 P)N 18th-century Norwegian scientists (3 C, 4 P)R 18th-century scientists from the Russian Empire (5 C, 6 P)S 18th-century Spanish scientists (5 C) 18th-century Swedish scientists (9 C, 9 P) 18th-century Swiss scientists (9 C, 3 P)