David Bowie attends the funeral of Marc Bolan

David Bowie at Marc Bolan Funeral
The funeral of Marc Bolan (born Mark Feld; 30 September 1947 – 16 September 1977) was held at the Golder’s Green Crematorium in Hoop Lane, NW11, London four days after his death on the 16th September. David Bowie was godfather to Bolan’s son Rolan Feld.

A fan description of the funeral here and here

The ‘Independent’ newspaper (UK) published an article about Bolan’s death here