Coloured by Alex Burda, 2019.
Media: water-based coloured ink on paper.
Tools: fine-liners and fibre-tip pens.
Based on a mural painting by Leonardo da Vinci (1490s).
Blank colouring illustration from Master Prints: 34 Frameable Masterpieces to Color, by Jamie DeAnne (design and illustrations), North Light Books publishing, 2016.
Frame from Kon Art.