https://www.lrsoc.com/forum/forum_files/ServiceNewsletter49.pdf Service Newsletter No 49 – October 1954
https://www.lrsoc.com/forum/forum_files/ServiceNewsletter41.pdf Service Newsletter No 41 – February 1954
https://www.lrsoc.com/forum/forum_files/ServiceBulletinF1.pdf 5124 – F1 FRONT AXLE: SWIVEL PIN DAMPING