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Mae’r adran hon yn cynnwys canllawiau ar sut i chwilio’r gronfa ddata, cyngor ar chwiliadau derbyniol a geirfa o’r termau archifol a ddefnyddir yn aml.

Sut ydw i’n chwilio drwy’r gronfa ddata?


Beth sy’n chwiliadau derbyniol?


Geirfa



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This section includes guidance on how to search the database, advice on acceptable searches and a glossary of common archival terms used.

How do I search the database?


What are acceptable searches?


Glossary

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