■ ..., tu\; . --*+■ •; •% The first four B26 airplanes ^§ent here from Brazil to Hamilton Aircraft Co. for overhaul ^Have been finished and crews 'left here Saturday flying them 'home.• T The contract calls for updat--ihg 15 B26s delivered to Brazil fby the United States in 1957. :The craft were flown here last December and January. The Brazilian Air Force pilots “and crew members, 29 in all, were here several days test fly--ijig the four planes before tak-.ing off this morning. They will have an overland route through Mexico, Central America and Venezuela to Brazil.H. T. Timmermans, Hamilton sales engineer, said the B26s, in addition to the general overhaul, received new armament, radios and fuel systems.New color schemes were included in the paint jobs. Instead of silver and black, the planes are returning to Brazil with topsides painted green andundersides gray.The total repair contract will approach $4 million, Timmermans said.