May Averill's burial is memorialized only by this footstone. There is no inscription for her on the central monument.

Green-Wood Cemetery
Section 92, Lots 3155 and 26091, conjoined.
This lot is populated with 18 initialed footstones and 3 stones whose inscriptions give birth and death dates. Transcriptions of those 3 stones follow. The lot is divided, with the Warburtons on the right and the Knights/Averills on the left, generally.
INSCRIPTIONS:
---Obelisk, front left (Knight/Averill):
James Knight, M.D.
Born February 14, 1810,
Died October 24, 1887.
Hannah Knight his wife
Born January 19, 1820,
Died January 12, 1898.
KNIGHT
---Obelisk, rear left (Knight):
Claudine Eliza Born Feb. 15, 1846
Died Aug. 21, 1848
Walter Irving Averill 1847-1899
Cornelia Knight Averill 1848-1934
---Obelisk, front right (Warburton):
Because I live, ye shall live also.
Adolphus Frederick Warburton
Born July 12, 1828,
Died January 10, 1888.
Frances Ann his wife
Born February 24, 1835,
Died February 9, 1904.
WARBURTON
---Obelisk, rear right (Warburton):
Our Little Ones
"Not lost, but gone before"
Margaret Lucy
Born October 8, 1856
Died March 27, 1864
Frances
Born July 2, 1858
Died Jan. 5, 1859
William Sherwood
Born Feb. 27, 1860
Died April 2, 1864
Adolph Knight
Born June 15, 1863
Died April 2, 1864
John Dunbar
Born Aug. 18, Died Oct 6, 1870
Adolphus Frederick
Born June 9, 1872
Died April 2, 1881
Kate Eliza
Born Feb. 13, 1862
Died Aug. 17, 1905.
---Two stones at right rear corner of lot:
1) GRAN'MA
Margaret Warburton
Asleep in Jesus
July 17, 1853, AE 60 yrs
Loving and Beloved
2) Eliza S. Lynch,
Died May 13, 1888
Mary Ann Lynch,
Died April 1, 1889
[NOTE: Burial dates, from cemetery records, and footstone information:
WARBURTON: Adolphus F, 1/13/1888; Adolphus F, 4/5/1881; Adolphus K, 4/5/1864 (footstone: Dolphie); Frances A, 2/12/1904; Frances, 6/22/1861 (footstone: Fannie, moved from earlier grave); John D, 10/8/1870 (footstone: Johnnie); Kate Eliza, 8/21/1905 (footstone: Kate); Margaret, 6/22/1861; Margaret Lucy, 3/29/1864 (footstone: Lulu); and William S, 4/5/1864 (footstone: Willie).
KNIGHT: Claudine E, 6/27/1849 (footstone: Claudie, listed as "Catherine E" in cemetery records); Hannah, 1/15/1898; James Knight, MD does not appear in the cemetery's burial database.
LYNCH: Eliza S, 5/15/1888; Mary Ann, 4/3/1889.
AVERILL: Cornelia Knight, 9/7/1934; Claudine E, 7/3/1880 (footstone: Claudie); James Knight, 1/25/1875 (footstone: Jamie); May I, 2/4/1887 (footstone: May); Walter I, 4/23/1899; and Walter J, 5/12/1876 (footstone: Walter).
There is a footstone inscribed "Dottie." The identity of "Dottie" cannot be inferred from obelisk inscriptions.]