Together with MostOfDavesClasses there are two dll's, PWSpatialWrapper and PWSpatialWrapperX64 but they are not references anywhere in MostOfDavesClasses.cs.
I'm looking for a way to run a Saved Search with a spatial critera and think that might be something in those wrappers.
/Krister
Perhaps you have an older copy of MostOfDavesClasses?
I see this in the version up on his Github site: