Watercolor is a medium where pigments are suspended in gum arabic, then thinned with water. Gum arabic is a sticky substance that comes from the acacia tree and serves as a binder, a substance that ...

John Stow, British School, 20th century. Watercolour, wash and gum arabic study. Titled verso “St Pauls Cathedral after war, London”. A bold study of St Pauls with figures overlooking damage caused ...

Watercolour, ink and pen, heighted with bodycolour and gum arabic on paper, laid down on stout green paper, attached mount with coloured rules, Urdu inscriptions in black nasta'liq lower edge ...