Please note: this software was written and designed before 64-bit operating systems (OS) were introduced. If you are running a 64-bit OS, such as a 64-bit version of Windows Vista or Windows 7, this software may not function. Please note that suppliers do not accept returns of sealed software that has been opened, and NHBS can therefore not refund such items. If in doubt, please contact customer services or the software supplier to enquire after compatibility before purchasing this item.
Authoritative and copiously illustrated.