royal seal?
452 Lett. Pat. (s) giving licence to SBH to receive one mark rent from a house held by William de Blythe in Crupelgatestrete which was granted to SBH by the late Geoffrey de Cadenham. 27 Nov. 1281. Margin:
Gru.bgatstrete. 205/1133 A. Cal. P. R. 1281-1292,4.
Moore I, 500