PRACTICAL J E. SLACK, N.D., WO speak that WO do know, rtnd tcslfQ thnt we have ecen NEW PORK GEO. E. WOODIVARD. ORA-NGE JJCDD GO., 245 BROADWAY. 1872. - Eitrrrd, nccordiny to Act of ongess. in the year 1672, Ur J. It. SLACK, 111 the Ofllce of tlc Lilmrin of jn.rcss in FTnshinton. INTRODUCTION. TEREFORE, honorable and worthy conntrpen, let not thc meanncss of the word flsh distaste you, for it will afford W good gold ns tha mlncs of GuIann or Potosi, with less haznrd and charge, and more ccrtaint y and fpcllity.-hiths Uisl. of Firgitth, hdon, 16 pge 243. Tm.8 words of the original John Smith, written aomc tvo hundred Tears since, mcm prophetic. Spite of thc snccm nnd scorn of the ignorant, to which few ham been morc exposcd than amelves, and spite of thc wails of would-bc pkcic.ulturists, who, dnzzlcd by tho imnginnry bdance-hhrcts of hypothetical trout farms, have rushed ignorantly into fish-farming and become clisgusted that thc mines of Qnirina or Potosi were not at onco opened to...