136 A.2d 600 PUBLIC SERVICE COMPANY OF NEW HAMPSHIRE v. STATE OF NEW HAMPSHIRE. No. 4572.Supreme Court of New Hampshire Merrimack.Argued July 23, 1957. Decided November 26, 1957. 1. The Legislature may lawfully impose upon a public utility a property or estate tax on any intangible value, over and above the value of its tangible […]