Hi Everyone, I'm sending this email to get these links placed in our archives for future use ... These are a few of the good scale/measurement/mathematical data for bib records sites that I know of. Scales, distances, etc. from Cambridge University http://www.lib.cam.ac.uk/collections/departments/maps/links/scales Jan Smits's archived mathematical data stuff http://archive.is/SzXdv Hisotry of measurement at Wikipedia https://en.wikipedia.org/wiki/History_of_measurement#Units_of_length Feel free to share any others you find helpful. I'll compile a full list later and repost it. -Angie Angie Cope American Geographical Society Library UW Milwaukee Libraries 2311 E. Hartford Avenue Milwaukee, Wisconsin 53211 http://www.uwm.edu/Libraries/AGSL Hours: M-F 8:00am-4:30pm [log in to unmask] (414)229-6282 / (800)558-8993 (US TOLL FREE) / (414)229-3624 (FAX) 43°03'8"N 87°57'21"W Like us on Facebook: www.facebook.com/agslibrary Flickr: http://www.flickr.com/photos/agslibrary/