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Ponce Limestone includes beds of brown clay and has a maximum estimated thickness of 850 meters. [4] It consists mostly of yellowish-orange, soft to moderately hard, fossiliferous limestone and appears almost continuously as a narrow band extending from Bahía Montalva in Patillas to Río Pastillo, in Barrio Canas.
This is a complete List of National Historic Landmarks in California. The United States National Historic Landmark (NHL) program is operated under the auspices of the National Park Service , and recognizes structures, districts, objects, and similar resources nationwide according to a list of criteria of national significance. [ 1 ]
The following are approximate tallies of current listings in California on the National Register of Historic Places. These counts are based on entries in the National Register Information Database as of April 24, 2008, [1] and new weekly listings posted since then on the National Register of Historic Places web site. [2]
Official list of California Historical Sites This page was last edited on 13 October 2024, at 19:00 (UTC). Text is available under the Creative Commons ...
List of California State Historic Parks — a division of the California Department of Parks and Recreation, for historic sites in California. List
The 32-acre (130,000 m2) Historic District is located within the University of California, Santa Cruz campus, to either side of the main campus entrance. The site gets its name from the Cowell family, which owned and operated the lime works, quarries, ranch and large tracts of surrounding timber lands.
Chatsworth Calera also called Chatsworth Reservoir Kiln Site is one of the few surviving structures of the early 1800s lime industry. This kiln marked the introduction to California of the European industrial process for vitrifying limestone building blocks which were used in the construction of the San Fernando mission and other mission buildings.
The park is located near the corner of Balboa and Ventura Boulevards in Encino, California, in the San Fernando Valley. The rancho includes the original nine-room de la Ossa Adobe, the two-story limestone Garnier building, a blacksmith shop, a natural spring, and a pond. The 4.7-acre (1.9 ha) site was established as a California state park in 1949.