Silver tree study – Riccardo Martinelli – 2015
(penna a sfera, acrilico e china su carta / ballpoint pen, acrylic and ink on paper 12×16 cm.).
Silver tree study – Riccardo Martinelli – 2015
(penna a sfera, acrilico e china su carta / ballpoint pen, acrylic and ink on paper 12×16 cm.).