> I agree that all table entries should link to the entry in the same file.
This is fixed in 3.2 and 3.3, with a bit of reST kludgery.  I’ll backport to 2.7 if there is no negative feedback.

> range() definitely needs a forward reference to 4.6 sequence types 
> bool() lacks forward references; it could have one to 4.2 Bool ops and 4.11.9 Bool values
I have added links in a subsequent commit.

> object() -- no where to go.
> type(n,b,d) has no forward references as there is no where to go exactly
I think this deserves another report.

> slice() only has a reference to the glossary; it has no entry in Ch.4. "Slice objects have
> read-only data attributes start, stop and step which merely return the argument values (or
> their default). They have no other explicit functionality" is slightly wrong since there
> is the .indices method.
Ditto.