Decades: 1300s BC 1290s BC 1280s BC 1270s BC 1260s BC - 1250s BC - 1240s BC 1230s BC 1220s BC 1210s BC 1200s BC
Significant People
... Contents Dennis Gabor Dennis Gabor (Gábor Dénes) (1900-1979) was a Hungarian physicist. He invented holography in 1947, for which he ...