Messrs. JOHN S. MILLER, of Boonsboro, Md., and son of Mr. John Miller of Duffield’s Depot, this County, HARRY DEANER, of Boonsboro’, Md., and a Mr. MYERS, of Sharpsburg, Md., left on Monday of last week for California. They embarked at New York for the latter part of last week. May they return home with pockets full of “rocks.”