A video showing the simplest way to load through Wonderfetch with Mode 3. You might try downloading the CINEPACK file where you can see the screen shots much clearer.
Also, remember that the collection, sponsor and contributor fields do NOT have to be typed in each time. They can be copied down the row, thus making it more efficient.
The same is true for the language code - 'eng' = english, 'chi'- chinese. Consult with IA to get other language codes. The default should always be "eng' if there are any questions.