>> self add: (Kernel Array new: 4)
>>
> 
> This looks like how GNU Smalltalk handles namespaces. Following up the
> references in the gst info files, I found some discussion on the
> Squeak wiki which includes some work done by Augustin Mrazik in 1992:

GNU Smalltalk supports both "Kernel Array" and "Kernel.Array".  The 
former is late (run-time) bound, the latter is compile-time bound using 
the same old "store an association in the method" technique as Squeak.

Paolo