From the National Archives UK:
This is one of several rolls of payments by the executors of the late queen Eleanor. It records the payments made for the crosses that King Edward I had erected commemorating his dead wife, Eleanor of Castille (they mark the nightly resting places along the route taken when her body was transported to London). These places include Charing Cross and Waltham Cross.
Infanta Leonor of Castilla (Castile), Queen consort of Edward I of England and mother of Edward II. Daughter of Fernando III of Castile, King of Castile and León and sister of Alfonso X The Wise, the Queen died in 1290. Leonor is one of the royal namesakes of the Infanta Leonor.