Hard hat (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Hard hat" in English language version.

Last modified: 15:09:46, 23 July 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

1^st place

663^rd place

431^st place

256^th place

197^th place

low place

5,777^th place

3,669^th place

cowboyhardhat.net (Global: low place; English: low place)

"Cowboy Hard Hat Inventor – Bret Atkins". Archived from the original on 2010-08-14. Retrieved 27 Sep 2010.

"Bullard Hard Boiled Miner's Helmet". National Museum of American History. Archived from the original on 2023-09-12. Retrieved 2023-11-07.

Kindy, David (2020-02-21). "The History of the Hard Hat". Smithsonian Magazine. Archived from the original on 2023-06-01. Retrieved 2023-11-07.

Kindy, David (2020-02-21). "The History of the Hard Hat". Smithsonian Magazine. Archived from the original on 2023-06-01. Retrieved 2023-11-07.
"Bullard Hard Boiled Miner's Helmet". National Museum of American History. Archived from the original on 2023-09-12. Retrieved 2023-11-07.
"Cowboy Hard Hat Inventor – Bret Atkins". Archived from the original on 2010-08-14. Retrieved 27 Sep 2010.