DSED at Caillie Library on June 14th DSED's traveling HO scale layout, Events Add comments Jun 132014 Come and see us at the Caillie Library in Sioux Falls on June 14th! We will have the modular HO scale, possibly as many as 3 N scale layouts and a mountain making clinic for the kids. The library will also have story time for the kids. Leave a Reply Cancel reply Your Comment You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Name (required) E-mail (required) URI Notify me of follow-up comments by email. Notify me of new posts by email.