Donald Gregory died in 1836.
Donald Gregory was born in 1803.
Donald Gregory Scherrer has written: 'The effect of ingesting dextrose on human performance' -- subject(s): Physiological effect, Heart beat, Dextrose
Gregory Breit died in 1981.
Gregory Pakourianos died in 1086.
Gregory I of Naples died in 755.
Joshua Gregory died in 1838.
Gregory Mathews died in 1949.
Gregory of Sinai died in 1346.
Gregory of Tatev died in 1409.
Gregory Magistros died in 1058.
Gregory of Khandzta died in 861.
Gregory of Sanok died in 1477.