The same is possibly the case for the Apollo 15 flag, which was planted on the moon on July 26, 1971, by astronauts David R. Scott, James B. Irwin, and Alfred M. Worden.

Last week, an 18-foot-by-30-foot American flag with a green star printed beneath the white ones replaced a banner that read, “Welcome back, Mr. President!” outside the National Grange building on H ...