On Wed, 17 Aug 2016 08:06:52 -0700 (PDT)
whisky-dave wrote:


Possibly that evaporator something to do with varnish or other
coatings, perhaps preventing solvent fumes from emission?

But when and why is it still there as they are developing the area,
unless it;s of some sort of historical value. Maybe I'll email Vestry
House Museum.

Now, where is the combination of Google Earth - Historical View, and
Streetview?

That would be very useful!

--
Davey.