Pori’r Slipiau

ABCChDDdEFFfGNgHIJLLlMNOPPhRRhSTThUWY

Trawsgrifiad y Slip

< I'r Slip BlaenorolI'r Slip Nesaf >3a-001512

arithmetig

Ar'thmetic werth mwy yttoedd,

 

Lewis ab Edward

Trans of Cymmrodorion (1937) 132

c. 1568