From what I can see, you can use Object>>readFrom:

On Monday, July 1, 2002, at 05:41 AM, Bergel Alexandre wrote:

> Hello,
>
> I like the method Object>>storeString for having an ascii representation 
> of objects.
> By the way, there is a mechanism for retrieving up what I have saved ?
>
> Regards,
> Alexandre
>
> --
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> Bergel Alexandre  http://www.iam.unibe.ch/~bergel
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>