Y gwahaniaeth rhwng diwygiadau o "Eira"

Ychwanegwyd 2 feit ,  blwyddyn yn ôl
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*Eira mawr 18 Ion 1881</br>
Fe gofir hwn fel ''The Great Victorian Blizzard'' ar 18 Ion 1881 ond roedd yn rhan o gyfnod hwy o eira neu [[heth]].
::''Continuation of severe frost and easterly gale in Thames estuary resulted in serious flooding. At high water ice floes were within one foot of the top of the terrace balcony of the House of Commons.''<ref>Cylchgrawn Weather rhifyn 51:Llundain</ref></br>
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