On Fri, Mar 10, 2017 at 3:52 PM, Bob W-PDML <[email protected]> wrote:
> There's a purpose-built camera obscura here in Greenwich, by the Royal > Observatory. I have been there. Interesting indeed. Dan Matyola http://www.pentaxphotogallery.com/danieljmatyola -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
