Keywords: A1 A4Swiss.svg en Swiss highway A1 and A4 symbol combined to describe the Northern bypass A1Swiss svg A4Swiss svg 50 2013-03-23 15 30 UTC File A1Swiss svg Miko101 A4Swiss svg AleXXw derivative work Pechristener en Number 4 of Swiss Highway A4 Own work by uploader based on 30px AleXXw 2010-07-27 other_vers</nowiki> Uploaded with derivativeFX 1 number Switzerland Autobahn Numbers 4 number |