Extract an image from a RTF file

[Terry Reedy]

Bryan.Fodness at gmail.com wrote:
> I have a large amount of RTF files where the only thing in them is an
> image.  I would like to extract them an save them as a png.
> Eventually, I would like to also grab some text that is on the image.
> I think PIL has something for this.
> 
> Does anyone have any suggestion on how to start this?

Wikepedia Rich Text Format has several links, which lead to
http://pyrtf.sourceforge.net/
http://code.google.com/p/pyrtf-ng/
The former says rtf generation, including images.
The latter says rtf generation and parsing, but only claims to be a 
rewrite of the former.