|Brad King. All Color Book of Racing Cars. Octopus Books, 1973.|
Woolf Barnato, one of the wealthy "Bentley Boys", drives a Bentley Speed Six to victory at the 1929 Le Mans.
|From the 1949 Catalogue|
|Charles R. Foster. Psychology for Life and Adjustment. American Technical Society, 1951, 8th Printing 1959.|
|The American Heritage History of Flight, Simon and Shuster 1962|