Robert Julian Onderdonk: The Texas Landscape Illuminated – A Life in Light and Color Robert Julian Onderdonk, affectionately known as “the father of Texas painting,” wasn’t simply a recorder of the Lone Star State's beauty; he was its passionate interpreter, translating the spirit of the land onto canvas with an unparalleled sensitivity. Born in San Antonio on July 30, 1882, into an artistic lineage – his father, Robert Jenkins Onderd…