John King, James Hill: Swallowtail
Larry O'Gaffe: Swallowtail
Tim Keough: John King's Swallowtail – A closer look
Tim Keough: Campanella-Grundtechniken | Basic techniques
videos:vok:campanella
John King, James Hill: Swallowtail
Larry O'Gaffe: Swallowtail
Tim Keough: John King's Swallowtail – A closer look
Tim Keough: Campanella-Grundtechniken | Basic techniques