1637 (MDCXXXVII) ebile ngwaga wa go thoma ka Labone , ngwaga wa boseswai ngwagengsome wa 1630s , ngwaga wa bomasometharo ?upa ngwagengkgolo wa Ngwagakgolo 17 , le ngwaga wa bomakgolo tshela masometharo ?upa ngwagengkete wa Ngwagakete 2 .