"61 Aldwych". Archived from the original on 22 April 2014.{{cite web}}: CS1 maint: unfit URL (link)
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Horsley, David (2019). Billy Strachan 1921-1988 RAF Officer, Communist, Civil Rights Pioneer, Legal Administrator, Internationalist and Above All Caribbean Man. London: Caribbean Labour Solidarity. p. 8. ISSN2055-7035.
Horsley, David (2019). Billy Strachan 1921-1988 RAF Officer, Communist, Civil Rights Pioneer, Legal Administrator, Internationalist and Above All Caribbean Man. London: Caribbean Labour Solidarity. p. 9. ISSN2055-7035.