They are contained in the *.pst file, the default locations are shown here;
a.. Make sure you include hidden and system files and folders when searching
for a pst-file
a.. By default it is located in;
C:\Documents and Settings\%username%\Local Settings\Application
Data\Microsoft\Outlook\
For Windows Vista and Windows 7 the default is;
C:\Users\%username%\AppData\Local\Microsoft\Outlook\
You may need to take ownership - see win help -
Copy the pst files to your current Documents Folder, then within Outlook,
File>Open>Data File.....browse to the largest pst file - possibly named
outlook.pst