Monster Fatberg Ravages the London Sewage System A fatberg weighing the same as 11 double-decker buses and stretching the length of two football pitches is blocking a section of London’s aging sewage network. The congealed mass of fat, wet wipes and nappies is one of the biggest ever found and would have risked raw sewage […]

Readers: Last week was an exciting time for Tableau and Alteryx users. In Las Vegas here in the States, Alteryx was having their Inspire 2017 Conference. On the other side of the pond, Tableau was having their Tableau Conference on Tour in London. Sadly, I was not at either of them. However, I followed both […]

Henry Charles Beck (June 4, 1902 – September 18, 1974), known as Harry Beck, was an English engineering draftsman best known for creating the present London Underground Tube map in 1931. Beck drew up the diagram in his spare time while working as an engineering draftsman at the London Underground Signals Office. London Underground was initially skeptical […]

The Earliest Spot Map of All Dr. John Snow did not draw a map until December, 1854; the first spot map was produced in September of that year by Edmund Cooper, an engineer for the Metropolitan Commission of Sewers (see map below). Cooper’s investigation resulted from public complaints linking the sewers to the cholera outbreak. Rumors […]

During the mid-1800s, there were two major theories on the cause of cholera being debated widely in medical circles throughout London. The organism that caused cholera, Vibrio cholerae, was not yet known and would not be until 1883, twenty-five years after the death of John Snow. In that year, Robert Koch, a German physician and bacteriologist, […]

The Broad Street Pump had a long reputation of being a reliable source of clean well water. It extended 25 feet below the surface of the street, passing the layers of accumulated rubbish and debris that artificially elevated most of London. It stretched through a bed of gravel all the way to Hyde Park, down […]

Personal Note: As many of you know, I was a History major as an undergraduate in college. I started in Computer Science (thus the minor degree), but began to love history because of the influence of my Freshman History Survey course and its amazing teacher, Dr. Bruce E. Seely. His focus was history of technology. […]