Ist das Ihr Fahrrad Mr OBrien? is a German biographical radio play about life, works and legacy of an Irish novelist written under the name Myles na gCopaleen.
Ist das Ihr Fahrrad Mr OBrien? 
 is a German biographical radio play about life, works and legacy of Irish modernist writer Brian O'Nolan (Irish: "Brian  Nuallin" ; 5 October 1911  1 April 1966). 
Brian O'Nolan (Irish: "Brian  Nuallin" ; 5 October 1911  1 April 1966) was an Irish novelist, playwright and satirist, considered a major figure in twentieth century Irish literature. 
 His many satirical columns in "The Irish Times" and an Irish language novel "An Bal Bocht" were written under the name Myles na gCopaleen. 
