Reference

Portal to the six subject science libraries (Astronomy, Biology/Psychology, Chemistry, Mathematics, Physics, and Engineering/Environmental Science) as well as subject guides to a wide range of subjects and types of information.

Information about the library and collections, and a number of subject-specific "Findits" (guides to print and electronic research resources).

Catalogue of traditional British units with historical notes.

Conversion table of non-metric measures into SI and CGS.

History and usage of English/Imperial/customary weights and measures, with conversion factors, and pictures. Minims, drachms, pecks, bushels, rods, poles, perches, furlongs, ounces, fathoms, pints, gallons, nails, chains, chaldrons, tods, crowns, florins, groats, farthings and guineas.

The index page for units, fundamental constants, and currencies.

Metric, English old Russian, ancient Greek and Roman, nautical, typographical and astronomical conversions.

A dictionary of units of measurement: explanations of the metric system, System Internationale (SI), English customary system, and other modern measuring systems. Plus extensive links to other measurement-related Internet resources.

Convert currencies and measurements.

Convert Equatorial to Galactic Coordinates.