Upminster shift from farming to garden suburb. As part of the suburban growth of London in the 20th century, Upminster significantly expanded and increased in population, becoming part of Hornchurch Urban District in 1934, and has formed part of Greater London since 1965. The placename Upminster is first recorded in 1062 as "Upmynstre" and is recorded in the 1086 Domesday Book as "Upmunstra". It is formed from Old English "upp" and "mynster", meaning the large church on high ground. The high ground of St Laurence's parish church being in relation to the valley of the River Ingrebourne and the Upminster Bridge
London Underground rolling stock numbering and classification London Underground rolling stock numbering and classification Rolling stock used on the London Underground and its constituent companies has been classified using a number of different schemes. This page explains the principal systems. The numbering and classification of electric multiple unit stock on the London Underground is usually related to the type of line that the trains are used on. There are two distinct types of line: 'Sub-surface' lines (earlier lines built on the cut-and-cover method, which use trains of similar size to those on the national railway network), and 'Tube' lines (deep-level lines, built to a more restricted size).