Pi'DAi die Aimy of the Frontier*w:nifiufomwhLbTtPIT0(iThe following 3nltlt; r nerved a fay . or two siocobY Captain Bat.* will be interesting,to those-w'hqhare fnenda ii. the 20th; Regiment.. BE-rwsBM;H-usrsYJixa asdWditkRi^ Abe :?• • ’• January- 23ds- lbW. . . o * Captaw BATK8,-i««r Sir: Thinking that perhaps you.would like to hear o.f--your command aud its whereabouts; I tokethis oppor-tuaitv of wrUbg a few lines,—Rad when yon get this you may safely conclude that wo hare got abore the lower ylrMa/on our return, to the-surface once more, hut with the probable loss of all things which have pegs or fihoc.-strjngs 10 them. * .Mud !! Ibc. word. ia' feeble ! History, gives nn account of Nopolnon crossing the Alps—of ll Fretr,out crossing the Mountains, -But wbot did thpfco exploits amount to compared with the doings of *• The Army of tko Frontier/' cspecnlly the 20th Iowa, and morn particularly the ” Right Wing*”We crossed the Boston Moan tains, conquered a city, and. made a safe retreat In lees time than tttook to make the world.We didn’t exactly do it all alone,—there were some other folks along.—but if we could create such a suspicion in the minds of ilie people we should -do * no rcoio than others have tried to da, on a larger scale. But you are ac-u