«Welcome back, bicycle bell». BBC News. 29. april 2004. Besøkt 3. juli 2011. «If you get a brand new bicycle from 1 May, make sure its got a brand new bell. Bells on new bikes were compulsory until 1983, but from this weekend they will once again be mandatory.»
The Federal Reporter(PDF). 73. West Publishing Co. 1896. s. 470. Arkivert fra originalen(PDF)Bruk av |arkiv_url= krever at |arkivdato= også er angitt (hjelp). Besøkt 21. april 2013. «The Rockwell patent, No. 471,982, for a bicycle bell, consisting of a combination of a base plate, with a revoluble striker bar, spring-actuated in one direction, a lever operatively connected therewith, and adapted to rotate the striker bar in opposition to the force of the spring, and a gong, held invalid because of anticipation by the English patent, No. 2,425, of June 22, 1877, to Alfred Bennett, for improvements in call bells, door bells, etc. 64 Fed. 859. reversed.»«Arkivert kopi»(PDF). Archived from the original on 13. mai 2010. Besøkt 1. juni 2019.CS1-vedlikehold: Uheldig URL (link) See also US 471982, E.D. Rockwell, "Bell", published March 29, 1892
gov.on.ca
mto.gov.on.ca
«Ontario's Guide to Safe Cycling». Ontario Ministry of Transportation. 20. juni 2010. Arkivert fra originalen 6. juli 2011. Besøkt 3. juli 2011. «HTA 75 (5) - Bell: a bike must have a bell or horn in good working order. Set fine: $85.00»«Arkivert kopi». Archived from the original on 6. juli 2011. Besøkt 1. juni 2019.CS1-vedlikehold: Uheldig URL (link)
The Federal Reporter(PDF). 73. West Publishing Co. 1896. s. 470. Arkivert fra originalen(PDF)Bruk av |arkiv_url= krever at |arkivdato= også er angitt (hjelp). Besøkt 21. april 2013. «The Rockwell patent, No. 471,982, for a bicycle bell, consisting of a combination of a base plate, with a revoluble striker bar, spring-actuated in one direction, a lever operatively connected therewith, and adapted to rotate the striker bar in opposition to the force of the spring, and a gong, held invalid because of anticipation by the English patent, No. 2,425, of June 22, 1877, to Alfred Bennett, for improvements in call bells, door bells, etc. 64 Fed. 859. reversed.»«Arkivert kopi»(PDF). Archived from the original on 13. mai 2010. Besøkt 1. juni 2019.CS1-vedlikehold: Uheldig URL (link) See also US 471982, E.D. Rockwell, "Bell", published March 29, 1892
state.nj.us
«Bicycling in New Jersey Regulations». State of New Jersey Department of Transportation. 8. november 2010. Besøkt 3. juli 2011. «39:4-11 Audible Signal. A bicycle must be equipped with a bell or other audible device that can be heard at least 100 feet away, but not a siren or whistle.»
transport.wa.gov.au
«Cycling Fact Sheet No. 46: Ring your bell to make others aware»(PDF). Government of Western Australia Department of Transportation. Arkivert fra originalen(PDF) 8. april 2011. Besøkt 3. juli 2011. «Pedestrians have right-of-way on the State’s shared path system and the onus is on cyclists to provide a clear warning of their presence, particularly when approaching another path user from behind. For that reason, a person riding a bicycle in WA must have a bell or similar warning device that is in good working order.»
«Ontario's Guide to Safe Cycling». Ontario Ministry of Transportation. 20. juni 2010. Arkivert fra originalen 6. juli 2011. Besøkt 3. juli 2011. «HTA 75 (5) - Bell: a bike must have a bell or horn in good working order. Set fine: $85.00»«Arkivert kopi». Archived from the original on 6. juli 2011. Besøkt 1. juni 2019.CS1-vedlikehold: Uheldig URL (link)
«Cycling Fact Sheet No. 46: Ring your bell to make others aware»(PDF). Government of Western Australia Department of Transportation. Arkivert fra originalen(PDF) 8. april 2011. Besøkt 3. juli 2011. «Pedestrians have right-of-way on the State’s shared path system and the onus is on cyclists to provide a clear warning of their presence, particularly when approaching another path user from behind. For that reason, a person riding a bicycle in WA must have a bell or similar warning device that is in good working order.»
The Federal Reporter(PDF). 73. West Publishing Co. 1896. s. 470. Arkivert fra originalen(PDF)Bruk av |arkiv_url= krever at |arkivdato= også er angitt (hjelp). Besøkt 21. april 2013. «The Rockwell patent, No. 471,982, for a bicycle bell, consisting of a combination of a base plate, with a revoluble striker bar, spring-actuated in one direction, a lever operatively connected therewith, and adapted to rotate the striker bar in opposition to the force of the spring, and a gong, held invalid because of anticipation by the English patent, No. 2,425, of June 22, 1877, to Alfred Bennett, for improvements in call bells, door bells, etc. 64 Fed. 859. reversed.»«Arkivert kopi»(PDF). Archived from the original on 13. mai 2010. Besøkt 1. juni 2019.CS1-vedlikehold: Uheldig URL (link) See also US 471982, E.D. Rockwell, "Bell", published March 29, 1892
