Ironworker (English Wikipedia)

"Careers". www.ironworkers.org. Archived from the original on 2011-11-28. Retrieved 2009-04-07.
"Ornamental Ironworkers". Ironworker. International Association of Bridge, Structural, Ornamental, and Reinforcing Ironworkers. Archived from the original on 2011-11-28. Retrieved 2009-04-05.
"Home". ironworkers.org.

ironworkers512.com (Global: low place; English: low place)

"Union History". Ironworker. Ironworkers Union Local 512. 2012. Archived from the original on October 26, 2016. Retrieved May 20, 2013.

"Wages". Union Ironworkers Local 55. Archived from the original on 2010-10-30. Retrieved 2010-10-15.

"Archived copy" (PDF). Archived from the original (PDF) on 2017-07-10. Retrieved 2017-05-11.{{cite web}}: CS1 maint: archived copy as title (link)

"Structural and Reinforcing Ironworkers". Conley Hall Dillon. Archived from the original on 2009-01-07. Retrieved 2009-04-05.

"Careers". www.ironworkers.org. Archived from the original on 2011-11-28. Retrieved 2009-04-07.
"Union History". Ironworker. Ironworkers Union Local 512. 2012. Archived from the original on October 26, 2016. Retrieved May 20, 2013.
"Wages". Union Ironworkers Local 55. Archived from the original on 2010-10-30. Retrieved 2010-10-15.
"Structural and Reinforcing Ironworkers". Conley Hall Dillon. Archived from the original on 2009-01-07. Retrieved 2009-04-05.
"Structural and Reinforcing Iron and Metal Workers". Archived from the original on 2009-05-07. Retrieved 2009-04-05.
"Archived copy" (PDF). Archived from the original (PDF) on 2017-07-10. Retrieved 2017-05-11.{{cite web}}: CS1 maint: archived copy as title (link)
"The Construction Chart Book: The US Construction Industry and its Workers" (PDF). 6/11/2013. CPWR. Archived from the original (PDF) on 2013-07-23. Retrieved 2013-06-11.
"Ornamental Ironworkers". Ironworker. International Association of Bridge, Structural, Ornamental, and Reinforcing Ironworkers. Archived from the original on 2011-11-28. Retrieved 2009-04-05.