Speer has loading data on-line, PDF down loadable files for specific bullets/calibers/cartridges 8)
http://www.speer-ammo.com/ (http://www.speer-ammo.com/) see links below.
http://www.speer-ammo.com/en/reloading/handgun (http://www.speer-ammo.com/en/reloading/handgun)
http://www.speer-ammo.com/en/reloading/rifle (http://www.speer-ammo.com/en/reloading/rifle)
Data must be popular, their servers are not keeping up very well.
Blue Dot and Unique load data seems to be very conservative, to me. Thanks for the links The_Shadow.