8. Land Class./Appraisal: 29N, 13E-21E; 28N, 12E-23E; 27N, 12E-24E; 26N, 12E-24E; 25N, 12E-25E 9. Land Class./Appraisal: 24N, 23N, 22N & 21N, 12E-25E 10. Land Class./Appraisal: 20N & 19N, 12E-26E; 18N & 17N, 18E-27E 11. Land Class./Appraisal: 16N & 15N, `9E-26E; 14N & 13N, 18E-27E 12. Land Class./Appraisal: 12N, 18E-27E; 11N, 17E-27E; 10N, 17E-27E; 9N, 19E & 20E 13. "Making a Pioneer Landscape in the Oklahoma Territory," Geographical Review, 1966; "Humanitarians on the Frontier: Examples from Northeastern Logan County, Oklahoma Territory," Great Plains Quarterly, 1998. Both by Hewes.