ERRATA. G. 2c.—ln page 1, line 28 from bottom, for " compassed " read " comprised." In page 3, line 15 from bottom, for " average "read "acreage." In page 4, line 19 from bottom, for "poor" read "just." In page 5, line 22 from bottom, for " composed " read " comprised." H. 9.—ln page 23,/ or " L. Tizabd " read " L. Pbice."