Keywords: Ferdinand Georg Waldmüller - The Grandmother's Birthday - WGA25421.jpg Artwork Creator Ferdinand Georg Waldmüller 1856 Oil on panel size cm 71 58 Institution Royal Collection Windsor object history credit line accession number WGA link 25421 http //www wga hu/art/w/waldmull/grandmot jpg http //www wga hu/html/w/waldmull/grandmot html PD-old-100 painting genre Austrian 1801-1850 Paintings by Ferdinand Georg Waldmüller 1856 paintings WGA form painting WGA type genre WGA School Austrian WGA time period 1801-1850 Art in the Royal Collection of the United Kingdom in Windsor Castle |