The Missouri Aviation Historical Society is proud to bring back it’s quarterly newsletter! Under a new name ‘Middle Marker’, this newsletter will be posted to give you the current update on society news, aviation reviews, and upcoming events. You can download your FREE COPY here! Want to contribute for our next issue? Just contact Dan or Albert and let them know, the current deadline is May 1st, 2014. Contact information for the organization is available under the ‘Contact’ page.