<page_title> List of World War I aces credited with 20 or more victories </page_title> <section_title> Aces </section_title> <table> <cell> William Melville Alexander <col_header> Name </col_header> </cell> <cell> Canada <col_header> Country </col_header> </cell> <cell> DSC <col_header> Note </col_header> </cell> </table>
William Melville Alexander, DSC was a Canadian First World War flying ace.