Asian workers widening toll road below Pasadena gap; building footing for wall on side of road. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Construction workers--United States San Gabriel Mountains (Calif.) Road construction workers Roads--Widening Shovels Cliffs Rocks Toll roads--California Dirt roads Mountain roads Shrubs Group portraits Portrait photographs Group portraits. (gmgpc) Portrait Photographs. (aat) Photographic prints. (gmgpc)