boar spear

[A Senefelder]

where the labels on most examples say that they are old heads on newer shafts.

This is because it was not altogether uncommon in the 19th century during the medieval/gothic revival to rehaft older period pole arm heads ( I've onwed a few of these over the years ) and copy the leather wrapping. Tasseling under the socket and covering the new shaft in fabric ( velvet was popular ) were also common features of the better redos. Doesn't mean this one has undergone that but its the reason for the attributation at Leeds.