Investigators in Mercer County arrested a Hamilton Township man earlier this month after a month-long investigation by authorities that resulted in the seizure of over $1 million in narcotics, several guns and tens of thousands of dollars in cash, Acting Mercer County Prosecutor Theresa L. Hilton announced Friday. James Nalbone Jr., 35, of Hamilton, was arrested on Aug. 7, and charged with 18 narcotics and weapons offenses of varying degrees and one count of money laundering. Nalbone was taken into custody at his home on Byron Avenue without incident as authorities, accompanied by a drug-sniff…