Modern Mines (9) Harrisburg, California History Click on an image to get more details or a direct link. Aguereberry Camp near Harrisburg Eureka mine at Harrisburg Cashier mill at the Eureka mine Eureka mine at Harrisburg Harrisburg 1908 Aguereberry Camp near Harrisburg Aguereberry Camp near Harrisburg Aguereberry Camp near Harrisburg Pete Aguereberry