''All Along the Watchtower'' is a song written and recorded by American singer-songwriter Bob Dylan. The song initially appeared on his 1967 album John Wesley Harding, and it has been included on most of Dylan's subsequent greatest hits compilations. Since the late 1970s, he has performed it in concert more than any of his other songs. Different versions appear on four of Dylan's live albums.

Can we conclude that did bob dylan write all along the watchtower?
yes