Ngwagakete: Ngwagakete 2
Mengwagakgolo: Ngwagakgolo 17Ngwagakgolo 18Ngwagakgolo 19
Mengwagasome: 1690s  1700s  1710s  – 1720s –  1730s  1740s  1750s
Mengwaga: 1718 1719 172017211722 1723 1724

1721 (MDCCXXI) ebile ngwaga wa go thoma ka Laboraro, ngwaga wa bobedi ngwagengsome wa 1720s, ngwaga wa bomasomepedi tee ngwagengkgolo wa Ngwagakgolo 18, le ngwaga wa bomakgolo šupa masomepedi tee ngwagengkete wa Ngwagakete 2.