Mick Cash, the RMT's senior assistant general secretary, said Mr Crow's death had rocked the trade union movement, both in this country and around the world.
The thousands of messages of condolence from every part of the globe are a testament to the courage, leadership and strength that Bob shared with so many people.
Whilst Bob Crow's funeral itself will be a strictly private affair, his friends and family recognise that many people will want to show their solidarity, respect and support, both on the day itself and on May Day.
These arrangements give everyone a chance to play their part.
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The rapper failed to make it to London in time as he had problems with his passport.
The Home Office was offered the help of specialist social workers in August but rejected it, it has been claimed.
Sunday will be largely dry with some bright spells of sunshine after any mist or fog lifts and clears.