According to family trees at Ancestry.com, Jack Reed was a traveling music teacher.

His death certificate records Andrew Jackson Reed, age 65, born 23 May 1859 in Ky, died 22 Mar 1924 in McRoberts, Letcher Co., Ky, married, parents unknown, occupation timberman, cause of death mitral regurgitation with broken compensation and nephritis, informant Della Reed, McRoberts, Ky, burial in McRobert, Ky.

In 1900 he is recorded in Menifee Co., district 3, as Jack Reed, 42, b. May 1858, widowed, teamster, boarding with the family of John and Terry Skims. (There are six other single or divorced male boarders in the household, but no other Reeds.)

1920 census of Morgan Co., Ky, Cannel City precinct, enumerated 5 Jan, lists on p. 3B as family #52/56:
Reed, Jackson, 50, fireman on steam engine; Della, wife, 23; Perkins, Marie, stepdau, 7; Perkins, Bernice, stepson, 2 3/12; Reed, Hargis, son, 3 3/12. All born Ky Ky Ky.

Hargis is Jackson’s son by Bertha Gillespie.