I was just following the directions on the Swiki literally:
 http://minnow.cc.gatech.edu/squeak/2091
 
    Getting it
    The best way is probably to use SqueakMap.
 
    Barring that, grab and load Large Lists, then load the following:
 
    FilteringCeleste.cs
 
 Thank you for the quick reply. :)
 
 Cheers,
 Darius
 ______________________________
 Lex Spoon <lex at cc.gatech.edu> wrote:
 >Darius <squeakuser at inglang.com> wrote:
 >
 >> On a fresh 3.4 image with only SqueakMap installed, I loaded Filtering
 >> Celeste by SqueakMap Package Loader.
 >> 
 >> After a successful install I try to start Celeste by draging the Celeste
 
 >tool 
 >> from the Tool flap.
 >> 
 >> I received: MessageNotUnderstood: getListSizeSelector:
 >> 
 >> Screenshot is (now) attached of debug window.
 >> 
 >
 >You need the LargeLists package.
 >
 >
 >Lex