I have already taken the step of transferring the data from MS Works Database to LibrOffice Calc Spread Sheet.
Here’s a link to a description of how to import a calc sheet to base, Import to base
Or do a web search for “libreoffice use calc sheet as base table” to find other examples.
Or you can use a calc sheet as a registered data source for base, See this
Start afresh on LibreOffice. Sorry about that.