Ladder (English Wikipedia)

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

Last modified: 06:43:33, 28 September 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

1010web.archive.org

1^st place

22doi.org

2^nd place

22books.google.com

3^rd place

22hse.gov.uk

low place

6,559^th place

11researchgate.net

96^th place

89^th place

11hdl.handle.net

66^th place

34^th place

11techdivetools.com

low place

11uspto.gov

2,155^th place

1,380^th place

11docstoc.com

low place

7,198^th place

11cdc.gov

251^st place

248^th place

11mit.edu

476^th place

340^th place

11americanladderinstitute.org

low place

11howstuffworks.com

1,354^th place

958^th place

11livescience.com

1,726^th place

1,417^th place

11imdb.com

22^nd place

33^rd place

americanladderinstitute.org (Global: low place; English: low place)

"Ladders 101". American Ladder Institute. American Ladder Institute. Retrieved 31 August 2025.

books.google.com (Global: 3^rd place; English: 3^rd place)

"Metal Rubber Feet for Ladder Prevents Slipping" Popular Science, April 1936 Archived 2017-03-27 at the Wayback Machine article at bottom left of pg 499
Brown, Marc (1 November 2003). Arthur and the Bad-Luck Brain: A Marc Brown Arthur Chapter Book 30. Little, Brown Books for Young Readers. ISBN 978-0-316-12650-2. Archived from the original on 23 March 2023. Retrieved 26 November 2021.

cdc.gov (Global: 251^st place; English: 248^th place)

stacks.cdc.gov

Romano, Nancy T. (1 September 2007). "Preventing Worker Deaths and Injuries from Contacting Overhead Power Lines with Metal Ladders". stacks.cdc.gov. National Institute for Occupational Safety and Health. doi:10.26616/NIOSHPUB2007155. Retrieved 22 September 2026.

docstoc.com (Global: low place; English: 7,198^th place)

"Collapsible Platform For Maintenance Tasks – Patent 7204343". Docstoc.com. 27 September 2010. Archived from the original on 5 March 2014. Retrieved 5 March 2014.

doi.org (Global: 2^nd place; English: 2^nd place)

Bea, Manuel; Roman, Didac; Domingo Sanz, Inés (8 June 2023). "Hanging over the Void. Uses of Long Ropes and Climbing Rope Ladders in Prehistory as Illustrated in Levantine Rock Art". Cambridge Archaeological Journal. 34: 127–145. doi:10.1017/S0959774323000173. hdl:2445/218321.
Romano, Nancy T. (1 September 2007). "Preventing Worker Deaths and Injuries from Contacting Overhead Power Lines with Metal Ladders". stacks.cdc.gov. National Institute for Occupational Safety and Health. doi:10.26616/NIOSHPUB2007155. Retrieved 22 September 2026.

hdl.handle.net (Global: 66^th place; English: 34^th place)

Bea, Manuel; Roman, Didac; Domingo Sanz, Inés (8 June 2023). "Hanging over the Void. Uses of Long Ropes and Climbing Rope Ladders in Prehistory as Illustrated in Levantine Rock Art". Cambridge Archaeological Journal. 34: 127–145. doi:10.1017/S0959774323000173. hdl:2445/218321.

howstuffworks.com (Global: 1,354^th place; English: 958^th place)

people.howstuffworks.com

"Why is walking under a ladder supposed to be unlucky?". HowStuffWorks. 6 August 2015. Archived from the original on 8 November 2020. Retrieved 25 November 2020.

hse.gov.uk (Global: low place; English: 6,559^th place)

Health and Safety Executive, HSE (January 2014). "Safe Use of Ladders and Stepladders-A brief guide" (PDF). hse.gov.uk. Archived from the original (PDF) on 13 July 2018. Retrieved 22 June 2018.
"Safety in the selection and use of ladders" (PDF). Health & Safety Executive. Archived from the original (PDF) on 18 November 2012. Retrieved 17 May 2014.

imdb.com (Global: 22^nd place; English: 33^rd place)

King, Jack (13 January 1939), Donald's Lucky Day (Animation, Short, Comedy, Family), David Kerman, Dorothy Lloyd, Clarence Nash, Paul Norby, Walt Disney Productions, archived from the original on 5 May 2021, retrieved 25 November 2020

livescience.com (Global: 1,726^th place; English: 1,417^th place)

Wolchover, Natalie (19 September 2011). "The Surprising Origins of 9 Common Superstitions". livescience.com. Archived from the original on 27 November 2020. Retrieved 25 November 2020.

mit.edu (Global: 476^th place; English: 340^th place)

lemelson.mit.edu

"Henry Quackenbush | Lemelson". lemelson.mit.edu. Retrieved 22 September 2026.

researchgate.net (Global: 96^th place; English: 89^th place)

Bea, Manuel; Roman, Didac; Domingo Sanz, Inés (8 June 2023). "Hanging over the Void. Uses of Long Ropes and Climbing Rope Ladders in Prehistory as Illustrated in Levantine Rock Art". Cambridge Archaeological Journal. 34: 127–145. doi:10.1017/S0959774323000173. hdl:2445/218321.

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

"Diving Equipment Specialties". Techdivetools.com. Archived from the original on 7 December 2013. Retrieved 5 March 2014.

uspto.gov (Global: 2,155^th place; English: 1,380^th place)

"Patent and Trademark Office Notices". Uspto.gov. Archived from the original on 1 June 2013. Retrieved 5 March 2014.

web.archive.org (Global: 1^st place; English: 1^st place)

"Diving Equipment Specialties". Techdivetools.com. Archived from the original on 7 December 2013. Retrieved 5 March 2014.
"Patent and Trademark Office Notices". Uspto.gov. Archived from the original on 1 June 2013. Retrieved 5 March 2014.
"Collapsible Platform For Maintenance Tasks – Patent 7204343". Docstoc.com. 27 September 2010. Archived from the original on 5 March 2014. Retrieved 5 March 2014.
"Metal Rubber Feet for Ladder Prevents Slipping" Popular Science, April 1936 Archived 2017-03-27 at the Wayback Machine article at bottom left of pg 499
Health and Safety Executive, HSE (January 2014). "Safe Use of Ladders and Stepladders-A brief guide" (PDF). hse.gov.uk. Archived from the original (PDF) on 13 July 2018. Retrieved 22 June 2018.
"Safety in the selection and use of ladders" (PDF). Health & Safety Executive. Archived from the original (PDF) on 18 November 2012. Retrieved 17 May 2014.
"Why is walking under a ladder supposed to be unlucky?". HowStuffWorks. 6 August 2015. Archived from the original on 8 November 2020. Retrieved 25 November 2020.
Wolchover, Natalie (19 September 2011). "The Surprising Origins of 9 Common Superstitions". livescience.com. Archived from the original on 27 November 2020. Retrieved 25 November 2020.
Brown, Marc (1 November 2003). Arthur and the Bad-Luck Brain: A Marc Brown Arthur Chapter Book 30. Little, Brown Books for Young Readers. ISBN 978-0-316-12650-2. Archived from the original on 23 March 2023. Retrieved 26 November 2021.
King, Jack (13 January 1939), Donald's Lucky Day (Animation, Short, Comedy, Family), David Kerman, Dorothy Lloyd, Clarence Nash, Paul Norby, Walt Disney Productions, archived from the original on 5 May 2021, retrieved 25 November 2020

Ladder (English Wikipedia)

americanladderinstitute.org (Global: low place; English: low place)

books.google.com (Global: 3rd place; English: 3rd place)

cdc.gov (Global: 251st place; English: 248th place)

stacks.cdc.gov

docstoc.com (Global: low place; English: 7,198th place)

doi.org (Global: 2nd place; English: 2nd place)

hdl.handle.net (Global: 66th place; English: 34th place)

howstuffworks.com (Global: 1,354th place; English: 958th place)

people.howstuffworks.com

hse.gov.uk (Global: low place; English: 6,559th place)

imdb.com (Global: 22nd place; English: 33rd place)

livescience.com (Global: 1,726th place; English: 1,417th place)

mit.edu (Global: 476th place; English: 340th place)

lemelson.mit.edu

researchgate.net (Global: 96th place; English: 89th place)

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

uspto.gov (Global: 2,155th place; English: 1,380th place)

web.archive.org (Global: 1st place; English: 1st place)

books.google.com (Global: 3^rd place; English: 3^rd place)

cdc.gov (Global: 251^st place; English: 248^th place)

docstoc.com (Global: low place; English: 7,198^th place)

doi.org (Global: 2^nd place; English: 2^nd place)

hdl.handle.net (Global: 66^th place; English: 34^th place)

howstuffworks.com (Global: 1,354^th place; English: 958^th place)

hse.gov.uk (Global: low place; English: 6,559^th place)

imdb.com (Global: 22^nd place; English: 33^rd place)

livescience.com (Global: 1,726^th place; English: 1,417^th place)

mit.edu (Global: 476^th place; English: 340^th place)

researchgate.net (Global: 96^th place; English: 89^th place)

uspto.gov (Global: 2,155^th place; English: 1,380^th place)

web.archive.org (Global: 1^st place; English: 1^st place)