'73 Air Force Assn Convention
The Imagery on the reverse side represents a visual picture of 2-nautlcal-mile resolution taken at night of the eastern half of the U.S., with the reflected moonlight, three days before a full moon. In addition to the cloud formations, you can see the lights of all major cities which are not under clouds. Can you identify your city? Also, clearly visible are several large cloud fields and ice which has formed on Lake Superior and the northern part of Lake Huron.