Lot Of 150 USA 1972-1974 FIRST DAY COVERs W/binder

This lot of 150 USA First Day Covers from the years 1972-1974 includes a variety of topics such as National Parks, Historical Events, and Historical Figures. The covers are all from the United States and come with a binder for organization. These collectors' items offer a glimpse into important moments in American history and are a valuable addition to any stamp collection.