1. [No. 1021. Rio de los Pinos, (Rio San Antonio) and rock formations in the Toltec Gorge, Rio Arriba Creator: Jackson, William Henry, 1843-1942 Published / Created: 1878-1898 Call Number: WA Photos Folio 1 Collection Title: Mammoth plate photographs of the North American West Container / Volume: Folder 52 Image Count: 2 Found in: Beinecke Rare Book and Manuscript Library > [No. 1021. Rio de los Pinos, (Rio San Antonio) and rock formations in the Toltec Gorge, Rio Arriba County, New Mexico. Shows a Denver and Rio Grande Railroad train near the Toltec tunnel high on the rock cliff]