Clean Trains - 99% Invisible
Rising graffiti on New York City subway cars
nycsubway.org: The New York Transit Authority in the 1980s
New York Subway Shooting: A Transit-Crime Death Spiral? - The Atlantic
There Was Once a Fleet of White Subway Cars in NYC - Untapped New York
Photos Show How NYC's Subways Have Changed Over the Years
Clean Trains - 99% Invisible
Graffiti Honors Motorman Killed in Harlem Subway Fire
Photos Show How NYC's Subways Have Changed Over the Years
In New York, homeless feel safer in subway stations than in shelters | The Japan Times
There Was Once a Fleet of White Subway Cars in NYC - Untapped New York
R32 (New York City Subway car) - Wikipedia
The Surprising History of Graffiti on NYC Subways Cars and Tunnels
Clean Trains - 99% Invisible
Summer Guide - A History of Graffiti in Its Own Words -- New York Magazine - Nymag
See an Incredible Exhibit of Graffiti-Tagged NYC Subway Trains from the '70s and '80s - Untapped New York
More Graffiti on Subway Cars Spark Security Concern for NYC Transit System – NBC New York
Magnificent burst of graffiti bombing on NYC subways | Boing Boing
Societies | Free Full-Text | Graffiti and Street Art between Ephemerality and Making Visible the Culture and Heritage in Cities: Insight at International Level and in Bucharest | HTML
Graffiti Legend Lee Quiñones on the Golden Age of Street Art | Contemporary Art | Sotheby's
Subway Art: a window to New York's graffiti scene in the 70s and 80s – in pictures | Books | The Guardian
Historical photos show more than 100 years of navigating the New York transit system | Lifestyles | hanfordsentinel.com
NYC's Subway Should Be Full of Hoverboards Instead - The Atlantic
For 2 Graffiti Artists, New York's Subway Was Irresistible and Deadly - The New York Times
NEW YORK CITY SUBWAY GRAFFITI /// SKETCHTIME 002 - YouTube
Ride the Bronx subway through graffiti's golden age – in pictures | Art and design | The Guardian
NYC subways get more graffiti hits
