LEONARDO DA VINCI (VINCI 1452-AMBOISE 1519)
Recto: A horse's fore-leg and chest. Verso: A design for a palace on a river island
c.1517-18RCIN 912292
Recto: a study of the near fore-leg and the chest of a horse; probably for an undocumented French monument. Verso: a palace on an island, approached by two bridges, one on either side.
crowned Catherine-wheel, close to 912291 but dissimilar (more geometrical)
stamp, ER VII, crowned, in oval: Lugt 901