Findings:
- Los Angeles subway system
- Independent subway system
- Buenos Aires subway system
- Subway
- Subway Stories
- Bloor-Danforth Subway
- eating on the subway
- subway token
- New York subway
- T.A.Z.: I. Slogans & Mottos for Subway Graffiti & Other Purposes
- A crowded subway car
- Tales of the Subway
- New York City Subway Car Roster
- subways of the world
- The new experimental New York City subway cars
- The New York City Subway Lines Project
- Subway Club Card
- Subway map floating in a New York sidewalk
- subway series
- New York City's worst subway disaster
- Riding in the subway on a snowy afternoon, avoiding people's eyes
- Cincinnati subway
- Subway loudmouths
- New York City Subway Station Computer
- An old guy I saw in the subway
- I love riding the subway on Valentine's Day
- Newark City Subway
- Getting yelled at on the subway
- Risqué comment opportunities when you're a Subway employee
- The girl on the subway
- Subway Diet
- Microscopic Liquid Subway to Oblivion
- São Paulo Subway
- We rode the subway that day
- Subway Jap
- The other perv on the subway
- Tandy Subway
- Osaka City Subway
- Tokyo Subway
- Angel and Devil on the subway
- Greg Brail's amazing interactive NYC subway map
- Retired NYC Subway Cars
- Fukuoka City Subway
- Kyoto City Subway
- Sapporo City Subway
- Helsinki Subway
- Yonge-University-Spadina Subway
- Don't Sleep in the Subway
- The Subway Song
- New York City Subway
- Subway emergency cord
- iPod on Subway
- Escape and Evasion through the subways of time gone by
- windowing system
- Operating system
- X Window System
- file system
- Bulletin Board System
- System
- Elephant Memory Systems
- Systems Administrator
- Online Systems Services, Inc.
- limitations of the system
- Sound Systems
- Essential System Administration
- Emergency Brain-Dump System
- Global System for Mobile communications
- metric system
- Two-party system
- Honor system
- solar system
- HERO System
- systems music
- value system
- systems engineer
- Computational and Neural Systems
- Microsoft Certified Systems Engineer
- rating system
- System management
- immune system
- imperial system
- retinal imaging
- systems engineering
- Domain Operating System
- System 7
- public transit system
- system call
- Geographic Information System
- extended nervous system
- single system image
- system engineer
- General Systems Theory
- complement system
- Nintendo Entertainment System
- Super Nintendo Entertainment System
- nervous system
- circulatory system
- belief system
- Disk Operating System
- Biological system of classification
- central nervous system
- roleplaying game system
- Fountain pen filling system
- hypertext systems
- writing system
- Master System
- The buddy system
- Feudal System
- decimal system
- Computer naming system
- Dewey Decimal System
- MIU
- TNT system
- Hynek Classification System
- lymphatic system
- Advanced Photo System
- Reproductive System
- digestive system
- Catholic indoctrination resides in the limbic system
- limbic system
- magnetic guidance systems
- University System of Maryland
- Public Address system
- Sienar Fleet Systems
- Two party system
- Ptolemaic system
- Copernican system
- Endocrine system
- System 5
- System 6
- object oriented database systems
- expert system
- fringe operating systems
- Nielsen Ratings System
- The good thing about using a horribly outdated file system
- Emergency Broadcast System
- Eisenhower Interstate System
- Distributed system
- Integrated Court System
- Parallel Court System
- file system checker
- confederated systems
- System 16
- Linux-based operating system
- Symbolic Systems
- weapons systems
- root system
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