Steel in Pennsylvania: Explore the industrial history of Bethlehem - pennlive.com
SteelStacks Bethlehem, PA: My Tips For Exploring The Abandoned Bethlehem Steel Stacks & Enjoying The Arts And Entertainment Venue At SteelStacks | Fun Times Guide
Bethlehem Steel Corporation | American company | Britannica
Bethlehem Steel History
The Pilgrimage to Bethlehem Steel's Abandoned Mills | Abandoned America
Bethlehem Steel - Wikipedia
Implosion of Martin Tower stirs up mixed feelings about Bethlehem Steel - WHYY
File:Bethlehem Steel Company exhibit in the Palace of Mines and Metallurgy at the 1904 World's Fair. (Statue of Vulcan (Alabama exhibit) in far right background).jpg - Wikimedia Commons
Bethlehem Steel fire ruled 'undetermined' | wgrz.com
Bethlehem Steel, the factory that built NYC : r/HumanForScale
The Pilgrimage to Bethlehem Steel's Abandoned Mills | Abandoned America