Charlotte Observer, 2 February 1960.
In the 1900 census of Swift Creek township, Pitt County: Furney Isler, 40, farmer; wife Cynthia, 34; children Francis L., 11, Pearlie M., 8, James W., 7, John H., 2, and Mary A., 1 month; and niece Nancy A. Isler, 25.
On 31 March 1908, in Grifton, Pitt County, Owen L.W. Smith, 56, married Cynthia A. Isler, 43, daughter of Madison and Phyllis King. Smith brought his new wife and her children, including son John Hazely Isler, to live with his family in the Saint John A.M.E. Zion Church parsonage.
In the 1910 census of Wilson, Wilson County: minister Owen W. Smith, 58, wife Lucy [sic] A., 45, son Jessy A. Smith, 27, daughter Carry E. Smith, 10, and step-children John H., 12, and Mary A. Isler, 10.
Isler was listed among Fourth Year High School students in the Biddle University Catalog, 1916-1917. North Carolina Digital Heritage Center.
In 1918, John H. Isler registered for the World War I draft in Wilson County. Per his registration card, he was born 27 February 1898; lived at 129 Pender Street, Wilson; was a student at Biddle University, Charlotte, N.C.; and his nearest relative was Cynthia Smith, 129 Pender.
In the 1920 census of Wilson, Wilson County: at 129 Pender Street, Owen L. Smith, 68, wife Cynthia, 55, stepchild Mary E. Isler, roomer John H. Isler, and eight other roomers.
Yorkville (York, S.C.) Enquirer, 31 May 1921.
Though his obituary dates his pharmacy to 1931, ads in the local college newspaper showed Rex Drug Store was operating as early as late 1929.
Charlotte University Student, 1 December 1929.
In the 1930 census of Charlotte, Mecklenburg County, North Carolina: at 310 Alexander Street, Alvira Rudisill, 64, widow; daughters Lillian Rudisill, 32, Joreatha Isler, 28, and Willie M. Rudisill, 26, all teachers; son-in-law John H. Isler, 31; and grandson John H. Isler Jr., 8.
In the 1940 census of Charlotte, Mecklenburg County, North Carolina:at 320 South Alexander Street, widow Elvira Rudisill, 74; daughter Lillian, 40, teacher; son-in-law John H. Isler, pharmacist at Rex Drug Store; grandson John Jr., 18; son-in-law Ruben McKissick, 33, shoemaker at shoe shop; and daughter Willie Mae, 32, teacher.
In 1942, John Hazely Isler registered for the World War II draft in Charlotte, Mecklenburg, North Carolina. Per his registration card, he was born 27 February 1898 in Grifton, N.C.; lived at 320 South Alexander, Charlotte; his contact was Joreatha R. Isler; and he worked at Rex Drug Store, 417 East 2nd, Charlotte.
In the 1950 census of Charlotte, Mecklenburg County, North Carolina: Elvira W. Rudisill, 84; daughter Lillian L., 43; son-in-law John H. Isler, 44; daughter Joreatha J., 42; son-in-law Rheuben McKissick, 40; and daughter Willie, 40.
Charlotte Observer, 5 August 1951.
Dr. John Hazely Isler died 31 January 1960 in Charlotte, North Carolina. Per his death certificate, he was born 27 February 1900 in Grafton, North Carolina, to Ferniet Isler and Cynthia King; was married to Joreatha Rudisill Isler; lived at 1531 Beatties Ford Road; and was a pharmacist at Rex Drug Store.