read the line below that - “X prefix = Extension, C Suffix = Correspondence”
and then look down to the courses she took, which have the “X” prefix.
Aha! I see it now. Question: If I had a baby, and requested that the extension course materials be made available to me to complete at home...might that be possible?
I ask that question because I am convinced she used that address as an address only - but never lived there. Mary Toutinghi, who maintains she baby-sat may well have been a ‘post-man’ not a baby-sitter:
Database of Restricted Neighborhoods in Seattle:
Scroll for Capitol Hill Neighborhoods...all of them were restricted:
http://depts.washington.edu/civilr/database.htm