Categories OpenStreetMap Orienteering Street-O and Plaques Post author By Oliver O'Brien Post date 19 August 2009 No Comments on Street-O and Plaques Street-O runners who read this blog may be interested in the most recent posting on my research blog. ← Open Plaques → Ortelius Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.