Keck’s works in­clude:

• Silvern Se­cret, or, The Au­to­bi­o­graphy of a Sil­ver Doll (Hamilton, Ohio: 1894)
• The Mysteries of Life, or, The Re­vel­a­tions of Fac­es, Fig­ures and For­tunes (Na­per­ville, Il­li­nois: J. L. Ni­chols and Com­pa­ny, Inc., 1931)