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In this episode, Larry Keith, Head of Conservation, and Kendall Francis, Conservation Fellow, explain how they approached the retouching of Piazzetta's 'Sacrifice of Isaac', an unfinished work with a daunting amount of painting loss: 

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Watch the previous episode to learn more about the discovery of an earlier unfinished work that was revealed beneath this painting.

Watch previous episodes in the series:

Larry Keith reveals an exciting discovery about Piazzetta's unfinished work, 'The Sacrifice of Isaac', and explains the plan for the painting's restoration
The Gallery during lockdown
Peek behind our closed doors, with Larry Keith
Restoring the Gallery's oldest painting
Kristina Mandy shows the steps involved in restoring a painting that is over 750-years-old
Cleaning Rubens's 'Het Steen'
Find out what Larry Keith discovered when he removed 75 years’ worth of discoloured varnish from Rubens’s 'Het Steen'
A structural repair of Rubens's 'Het Steen'
How will Britta New meet the challenge of repairing Rubens's fragile panel which has survived centuries' worth of restorations and one very severe frost?
Retouching Rubens's 'Het Steen'
After months of restoration, Larry Keith unveils the newly retouched 'Het Steen' in the Conservation Studio
A Closer Look: Conservation of Paintings
Learn more about the art of conservation with our 'Closer Look' guides. Get any two books in the series for only £15.
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