Snow used this spot map to illustrate how cases of cholera were centred around a water pump. This helped to show that cholera was being spread through the water, and not by air as was thought at the time.
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The holidays are a great time to tell your brand story. From Black Friday trends and Mobile Shopping guides to the Best and Worst Times to Book Travel and Thanksgiving etiquette, the Visually team will help you craft your brand's unique stories and raise your social profile during the noisy holiday season.