W R Barker; Great Britain Board of Education; County Council Kent (England) County Council (England); Great Britain Board of E BiblioLife (2009) Kovakantinen kirja
W R Barker; Great Britain Board of Education; County Council Kent (England) County Council (England); Great Britain Board of E BiblioLife (2009) Kovakantinen kirja
W R Barker; Great Britain Board of Education; County Council Kent (England) County Council (England); Great Britain Board of E BiblioLife (2009) Pehmeäkantinen kirja
Vosproizvedeno v original'noj avtorskoj orfografii izdaniya 1922 goda (izdatel'stvo "[London, Printed for the Records branch by Mitchell, Hughes and Clark]").