ALT 20th century aerial photograph above an area of back-to-back housing in Leeds showing ‘bye-law’ housing: blocks of 8 with gaps between where toilet blocks used to stand before houses were fitted with bathrooms. Before 1866, terraces were typically much longer. From Patrick Nuttgens’ 1973 film ‘In search of the city’ https://www.youtube.com/watch?v=msp47VGdgyw SEE: Joanne Harrison’s 2022 thesis: 'Back-to-back houses and their communities in twenty-first century Leeds'. https://etheses.whiterose.ac.uk/id/eprint/32589/ Brian Barber’s 1975 thesis: 'Leeds Corporation, 1835-1905: a history of its environmental, social and administrative services'.  https://etheses.whiterose.ac.uk/id/eprint/26088/