<P> Junius Aprilis September et ipse November Dant triginta dies reliquis supadditur unus, De quorum numero Februarius excipiatur . </P> <P> June, April, September, and November itself Give thirty days, the rest add one more, From which number February is excepted . </P> <P> In 2011, the Welsh author Roger Bryan discovered an older English form of the poem written at the bottom of a page of saints' days for February within a Latin manuscript in the British Library's Harleian manuscripts . He dated the entry to 1425 ± 20 years . </P> <Table> <Tr> <Td> <P> Thirti dayes hath novembir April june and Septembir . Of xxviii is but oon And alle the remenaunt xxx and j </P> </Td> <Td> </Td> <Td> <P> Thirty days have November, April, June, and September . Of 28 is but one And all the remnant 30 and 1 . </P> </Td> </Tr> </Table>

Rhyme to remember number of days per month