Three items: commemorative cover, 6.5 x 3.75, bearing a cachet honoring Richard Byrd’s visit to St. Louis, signed on the front in black ink by Grace Coolidge; commemorative cover, 6.5 x 3.75, bearing a color cachet celebrating the fruits of freedom, also signed in black ink by Coolidge; and a hand-addressed free-franked envelope, 5.25 x 4.75, addressed in Mary Lord Harrison’s hand and franked in the top right, “Mary Lord Harrison.” In fine condition, with light cancellation marks through portions of one Coolidge signature. R&R COA.