2021 Tuskegee Airmen National Historic Site	2021 Christa McAuliffe	2020 400 Years Since the Voyage of the Mayflower
2020 End of World War II 75th Anniversary	2020 The Happiness	2020 National Park of American Samoa
2020 Weir Farm National Historic Site	2020 Salt River Bay National Historical Park and Ecological Preserve	2020 Marsh-Billings-Rockefeller National Historical Park
2020 Tallgrass Prairie National Preserve Site	2020 Basketball Hall of Fame	2020 Basketball Hall of Fame
2020 Basketball Hall of Fame	2020 Elizabeth Peratrovich and Alaska’s Anti-Discrimination Law	2020 The Fight for Women’s Suffrage
2020 Connecticut - Gerber Variable Scale	2020 Massachusetts - the invention of the telephone	2020 Maryland - Hubble Space Telescope
2020 South Carolina - Septima Poinsette Clark	2020 Barbara Bush	2020 George H.W. Bush
2019 The Liberty	2019 American Indians in the Space Program	2019 American Legion 100th Anniversary
2019 American Legion 100th Anniversary	2019 American Legion 100th Anniversary	2019 Apollo 11 50th Anniversary
2019 Lowell National Historical Park	2019 American Memorial Park	2019 War in the Pacific National Historical Park
2019 San Antonio Missions National Historical Park	2019 Frank Church River of No Return Wilderness	2019 Apollo 11 50th Anniversary
2019 Apollo 11 50th Anniversary	2019 Delaware - The System for Slassifying the Stars - Annie Jump Cannon	2019 Pennsylvania - The creation of a vaccine to prevent polio