Decades: 1210s 1220s 1230s 1240s 1250s - 1260s - 1270s 1280s 1290s 1300s 1310s
Years: 1263 1264 1265 1266 1267 - 1268 - 1269 1270 1271 1272 1273
Births
Deaths
... from the carbon dioxide, but rather from the water molecules which are consumed in the reaction. This was first proposed in the 1930s by C. B. van Neil of Stanford ...