These photos were contributed by Betty O'Bryan, thank you, Betty!!
These photos can be clicked for a 800x600 version.

Partial transcription from photos (names only, see below for more):
BOLAND, Edward; EVANS, Gilbert H.; EVANS, Reva E.; COFFELT, Anna; COFFELT, Charles; COFFELT, Isaac; COFFELT, Jules A.; COFFELT, Sarah; THOMURE, John; THOMURE, Levi J.; THOMURE, Mary E.
 

   
Levi J. Thomure -- Sarah E. Coffelt

Obediah Scott
Revolutionary Soldier
1764-1840
Placed by
St. Louis Chapter DAR
St. Louis , Missouri

Jules A., Son of I.P. & S.E. Coffelt (Isaac, Sarah), b. July 22, 1884, d. Mar. 21, 1905, 20 Yrs. 8 mos. 1 day
To your right in background is Edward Boland, can't make out dates.

Mother, Mary E. Thomure, Wife of John, b. July 1, 1873, d. Mar. 10, 1943
To left with red Flowers: Gilbert H. Evans, b. May 1, 1897, d. June 4, 1993

John Thomure, b. Feb. 6, 1868, d. Jan. 20, 1930; Cannot make out rest of it
To right w/bouquet: Reva E. Evans, b. Jan. 16, 1904, d. Feb. 6, 196?

The following photos are currently only available as-is.

Isaac Coffelt

Looks like Charles and Anna Coffelt
This stone is also in the photo below, to the right

Several stones including Coffelt, Boland, and May surnames.  Click for larger version.