The boundaries of the county of Las Animas are as follows:
Commencing at the southeast corner of the county of Pueblo; thence running due west to the Iron Springs; thence westerly along the southern line of Pueblo county, to the dividing ridge between the waters of the Apishapa and Santa Clara rivers; thence southward up the said dividing ridge to the summit of the easterly of the two Spanish peaks; thence westerly along the summit of the mountains to the eastern boundary of the county of Costilla; thence south along said eastern boundary of Costilla county to the southern line of the state; thence east to the southeast corner of the state; thence north to the place of beginning.
Source: R.S. p. 164, § 48. G.L. § 375. G.S. § 447. R.S. 08: § 1120. C.L. § 8601. CSA: C. 44, § 43. CRS 53: § 34-1-40. C.R.S. 1963: § 34-1-40.