• P. J. Oosthuysen Collection index 

      Manuscripts Section, Stellenbosch University Library and Information Service (1932)
      This index describes the P. J. Oosthuysen collection which contains amongst other the words of Nkosi Sikelel' iAfrika and Die Stem, sheet music of Nkosi Sikelel' iAfrika , biographical information on Enoch Sontonga, a poem ...