2 Men GivenJail SentencesBOSTON . (AP)—Two men received maximum five-year’ sentences Friday in. U.S. District Court after pleading, guilty to charges of interstate transportation of firearms.Tiie defendants, Arthur J. Melanstro, 28, formerly of Lynn and Forrest D. Coiner, 34, of the Roxbury section , of Boston, were charged with transporting hand guns from Kiliery, Maine, to Saugus, Muss-Melanson now is .serving a • lO-fo-aS-year . tom- at 'Massachusetts state prison ' for at-tempted murder of a Saugus■ * *policeman. He was sentenced last month in Essex County Su-: perior Ctniit Chief Judge Charles E. Wy~ zanski ordered Melanson to begin serving the five-year federal sentences when he finishes his state term.