PT - JOURNAL ARTICLE AU - Hill, Robert Thomas TI - The topography and geology of the Cross Timbers and surrounding regions in northern Texas AID - 10.2475/ajs.s3-33.196.291 DP - 1887 Apr 01 TA - American Journal of Science PG - 291--303 VI - s3-33 IP - 196 4099 - http://www.ajsonline.org/content/s3-33/196/291.short 4100 - http://www.ajsonline.org/content/s3-33/196/291.full SO - Am J Sci1887 Apr 01; s3-33