Current knowledge

Titian or Titian workshop

A Boy with a Bird

© The National Gallery, London NG 933
Current measurements: 
34.9cm x 48.9cm
Date: 
probably 1520s

Note that the work cited is only a possible match with the seventeenth-century record. The measurements correlate but the description is amiss

Van der Doort 1639

Pordenone ("after Titian" is struck through)

Sale Inventory c.1649-51
Walpole Society reference (1972):