44th meridian east 1970-01-01
45×90 points 1970-01-01
45-bit computing 1970-01-01
46th meridian west 1970-01-01
475 °C embrittlement 1970-01-01
48 (number) 1970-01-01
48th meridian east 1970-01-01
4-Cyano-4'-pentylbiphenyl 1970-01-01
4D-RCS Reference Model Architecture 1970-01-01
4D vector 1970-01-01
4OR 1970-01-01
5 1970-01-01
50,000 1970-01-01
5000 (number) 1970-01-01
52-hertz whale 1970-01-01
59th meridian east 1970-01-01
5-HT3 receptor 1970-01-01
5th-century mathematicians 1970-01-01
5Y3 1970-01-01
600-cell 1970-01-01