Philadelphia in black and white: Fascinating historical photographs of the city when it was called the Workshop of the World reveal its people, row houses, shops, saloons and streets from the 1890s to 1910
From around the late 1800s to 1920, Philadelphia was known as the Workshop of the World due to the many things - from cigars to steel ships - it produced. Many moved to the city to work in its factories and mills
The population rapidly grew and this fueled a building boom. Over 6,500 homes were being built each year in a period covered in a new book, City of Neighborhoods: Philadelphia, 1890–1910 by Joseph Minardi