Philips' Handy Atlas of the Counties of England
The new Parliamentary Divisons of 1885 are separately coloured, but without the green parks/estates of the (much larger) 1885 Philips map.
In 1885 the railway terminates at Upminster, but ...
The railway is shown as far out as Upminster (opened 1885), but also continuing for just a very short distance towards Laindon (opened 1886).
... later it goes beyond Upminster, for just a few miles.
Scale correct at 10 miles = 30.3mm, or 8.4 miles/inch, ie 1:530,000.