#621 Vintage Lot of 2 Popular Mechanics Magazines (1942 1943) ? WWII Military Memorabilia Hitler?s Headache + Popular Mechanics Frozen Billions October 1942. Both full of WW ll content and period advertising. Please look at the pictures. Please message me if you have any questions or concerns ALWAYS CONSIDER OFFERS This lot includes two vintage issues of Popular Mechanics Magazine from 1942 and 1943, providing a detailed look into wartime innovation and technology during World War II. These magazines feature content on military technology, wartime equipment, and advancements in wartime machinery. The articles showcase the military contributions of the time, making these issues valuable for military memorabilia collectors and enthusiasts of WWII history. The magazines also highlight the critical role of engineering and home front efforts during the war, offering insight into industrial wartime innovation.