James Graves and Peter Burtchaell and discovered large quantities of human remains, which they collected. In his reports, Foot meticulously documented his findings, and culled references from the writings of researchers over the preceding 120 years.
The discovery of large quantities of human remains by James Graves and Peter Burtchaell led to meticulous documentation by Foot, who drew upon the work of researchers from the past century and a half.