Note 807 — Chapter VII · THE CASTLES OF THE NORMANS IN ENGLAND (continued 3)
Reading edition
“Pro mairemio castri Ebor. prostrato per ventum colligendo, 2s.” Pipe Roll, 19 Henry III. It is, of course, a conjecture that this accident happened to the keep; but the keep would be the part most exposed to the wind, and the scattering of the timber, so that it had to be collected, is just what would happen if a timber structure were blown off a motte.