138 (CXXXVIII) ebile ngwaga wa go thoma ka Laboraro, ngwaga wa bosenyane ngwagengsome wa 130s, ngwaga wa bomasometharo seswai ngwagengkgolo wa Ngwagakgolo 2, le ngwaga wa bolekgolo masometharo seswai ngwagengkete wa Ngwagakete 1.