37th meridian west from Washington 1970-01-01
38th meridian east 1970-01-01
44th meridian west 1970-01-01
Vehicle emission controls 1970-01-01
170th meridian west 1970-01-01
University of Waterloo Faculty of Mathematics 1970-01-01
Wallis Professors of Mathematics 1970-01-01
11th-century mathematicians by nationality 1970-01-01
12th-century mathematicians by nationality 1970-01-01
13th-century mathematicians by nationality 1970-01-01
14th-century mathematicians by nationality 1970-01-01
15th-century mathematicians by nationality 1970-01-01
16th-century mathematicians by nationality 1970-01-01
Adam Wierman 1970-01-01
Alan Cobham (mathematician) 1970-01-01
Amit Sahai 1970-01-01
August Beer 1970-01-01
August Leopold Crelle 1970-01-01
Scottish mathematicians by century 1970-01-01
South African mathematicians by century 1970-01-01