The Rancho Santa Fe Association’s Osuna Adobe will undergo a roof remodel, replacing the clay barrel roof with the more historically significant wood shingle. The Association board approved a $50,000 expenditure for the roof at its Nov. 7 meeting, subject to approval by the Covenant Design Review Committee which is set to meet on Nov. 19. RSF Association Assistant Manager Arnold Keene said the abobe on the Osuna Ranch on Via de Santa Fe represents “an amazing piece of history” in the Covenant—in 1836 the adobe was the home of Juan Maria Osuna, the first mayor of the pueblo of San Diego. In 2017, the adobe was placed on the National Register of Historic Places as one of the oldest historic adobes in California. Over the years, the Association’s Osuna Committee has done a great deal of research to uncover how the adobe evolved since being built in 1831 as a one-room home with a long front porch and thatched roof. In the late 1800s, a living room and another room were added. After the adobe fell into disrepair, Rancho Santa Fe architect Lilian Rice completed a renovation in 1924, adding a kitchen, bathroom, fireplace, an enclosed porch and a tile roof. The long porch in the front w...