It was Admiral Sir Home Popham's greatly extended numeral and alphabetical code of 1801 which permitted this.
Yayingumphathi womkhosi wenqanawa umnu Home Pophams owaziwa kakhulu ekwadiseni kwezobalo nako nobumba abalandelelanayo kwane khowudi yenombolo ethi iwaka elinamakhulu asibhozo ananye ethi ivumele nantoni na.