Initialization is different for each of the various types of rollovers.
These are the most common types of rollovers. 400 Click here for a map of Central City Gold was discovered in Central City in 1859 by John Gregory. The town was originally called Gregory Gulch but with all of the mining activity which soon followed, the town became known as 'the richest square mile on earth' and as the center of the activity, the town became known as Central City. Within months of the gold discovery there were over 5000 people living in Gregory Gulch. Three men who would go on to be senators spent time in the developing town including Nathaniel Hill, a professor from Brown University, railroad entrepreneur Henry Teller and William A. Clark who later made his mark on the copper mining industry.