Rhif Cyf AmgWCE/E/98
TeitlDarlithoedd :
'Damcaniaethau ar ddyfodiad bywyd i'r Byd' (The origin of life on Earth). 5pp typescript.
'Yr ail ddarlith' (second lecture) on the evolution of life. 4pp typescript notes + ms annotation. Found with preceding.
Dyddiadn.d.
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