Knocking on Heaven's Door” – Some Thoughts on Venetian Door Knockers of the Sixteenth Century – Venetian Art History Research Group
The Open Door 1: paintings 1400-1890 – The Eclectic Light Company
Preventive conservation' at Venetian palace, In Pictures
The Quadro da Portego in Sixteenth-Century Venetian Art*, Renaissance Quarterly
Venice - Door Knobs and Knockers. - Images of Venice
Around the clock in Europe
Darren Worrow – Page 4 –
Venice - Door Knobs and Knockers. - Images of Venice
Heavenly Portents and Divine Anger: the Emotional Intensity of Fire from the Sky in the later Sixteenth Century