David Jack's SC 131 model, shown with much more detail (not completed). Note the interesting scale perspective of the WWI chaser and his excellent WWII chaser model. Thanks to David Jack for sending in the photos. Book traversal links for SC 131 model, by David Jack - 03 - Display ‹ SC 131 model, by David Jack - 02 - Test Runs Up SC 131 model, by David Jack - 04 - Close to Finished ›