In Truman Leonard (son's) June 1872 journal pp. 93-100 he names his relationship to his parents (Roxanna Ellis/Allis & Truman Leonard) and her brother, Lemuel Allis/Ellis's family. and others. He provides their birth, marr, and death records. Journals available thru the Perry Collection at BYU (HBLL). He does the Temple work for those he mentions in the LDS Logan Temple Mar-Apr 1886. Records are on film in the SLC Genealogical Society.

Truman Leonard Jr. also names all of his siblings (children of Roxaana Ellis/Truman Leonard) in his journal (all born in Ontario County, NY):

Emmeline - b. Mar 16, 1812 d. Dec 13, 1865 (Ohio)
Ebenezer - b. Sept 7, 1813
Ezra Leonard - b. Feb. 28, 1815
Dorcas - b. Apr 15, 1817
Lavinna Papoon - b. Jan 22, 1819
Truman - b. Sept 17, 1820
Roxana Alice - b. July 2, 1823
Benjamin Franklin - b. June 5, 1825
Harriet Amelia Gootridge - b. Feb. 1, 1827
Louisa Parthena - b. Apr 24, 1830 d. Oct. 3, 1856 (Ohio)
John - b. Dec. 5, 1831 d. Nov. 21, 1857 (Utah)
Sarah Ann - b. Jan 6, 1833

There are at least 14 pages about Lemuel Allis Senior & his son, Lemuel Junior, regarding his pension in Plainfield, MA.

http://interactive.ancestry.com/1995/MIUSA1775D_134612-00036?pid=1165&backurl=http%3a%2f%2fsearch.ancestry.com%2f%2fcgi-bin%2fsse.dll%3fgss%3dangs-g%26new%3d1%26rank%3d1%26msT%3d1%26gsfn%3dlemuel%26gsfn_x%3d0%26gsln%3dallis%26gsln_x%3d0%26mswpn__ftp%3dPlainfield%252c%2bHampshire%252c%2bMassachusetts%252c%2bUSA%26mswpn%3d4490%26mswpn_PInfo%3d8-%257c0%257c1652393%257c0%257c2%257c3242%257c24%257c0%257c1271%257c4490%257c0%257c%26MSAV%3d0%26msbdy%3d1747%26cp%3d0%26catbucket%3drstp%26pcat%3dROOT_CATEGORY%26h%3d1165%26recoff%3d9%2b10%26db%3dRevWarPBountyLandGrants%26indiv%3d1%26ml_rpos%3d5&treeid=&personid=&hintid=&usePUB=true#?imageId=MIUSA1775D_134612-00045

U.S. Pensioners, 1818-1872 for Lemuel Allis says he died June 3 1834. Receives pension until 1837.

http://interactive.ancestry.com/1116/T718_4-0074?pid=143221&backurl=http%3a%2f%2fsearch.ancestry.com%2f%2fcgi-bin%2fsse.dll%3fgss%3dangs-g%26new%3d1%26rank%3d1%26msT%3d1%26gsfn%3dlemuel%26gsfn_x%3d0%26gsln%3dallis%26gsln_x%3d0%26mswpn__ftp%3dPlainfield%252c%2bHampshire%252c%2bMassachusetts%252c%2bUSA%26mswpn%3d4490%26mswpn_PInfo%3d8-%257c0%257c1652393%257c0%257c2%257c3242%257c24%257c0%257c1271%257c4490%257c0%257c%26MSAV%3d0%26msbdy%3d1747%26cp%3d0%26catbucket%3drstp%26pcat%3dROOT_CATEGORY%26h%3d143221%26recoff%3d5%2b6%26db%3dPensioner1818%26indiv%3d1%26ml_rpos%3d4&treeid=&personid=&hintid=&usePUB=true Less

Massachusetts, Town and Vital Records, 1620-1988 for Mrs Allis

http://interactive.ancestry.com/2495/40143_271667__0002-00031?pid=3437601&backurl=http%3a%2f%2fsearch.ancestry.com%2f%2fcgi-bin%2fsse.dll%3fgss%3dangs-g%26new%3d1%26rank%3d1%26msT%3d1%26gsfn%3dlemuel%26gsfn_x%3d0%26gsln%3dallis%26gsln_x%3d0%26mswpn__ftp%3dPlainfield%252c%2bHampshire%252c%2bMassachusetts%252c%2bUSA%26mswpn%3d4490%26mswpn_PInfo%3d8-%257c0%257c1652393%257c0%257c2%257c3242%257c24%257c0%257c1271%257c4490%257c0%257c%26MSAV%3d0%26msbdy%3d1747%26cp%3d0%26catbucket%3drstp%26pcat%3dROOT_CATEGORY%26h%3d3437601%26recoff%3d7%26db%3dMATownVital%26indiv%3d1%26ml_rpos%3d12&treeid=&personid=&hintid=&usePUB=true

Name: Mrs Allis
Event Type: Death
Birth Date: abt 1748
Death Date: 20 Feb 1833
Death Place: Plainfield, Massachusetts
Death Age: 85