NEW YORK LETTER.

(FROM OUR OWN CORRESPONDENT.)  A Classical Expression of New York Heat—Tenement House Inspection—The New Hospital for Contagious Diseases—Lectures on Gastronomic Science—The New Liquor Analyst of the State Board of Health—Dr. Edson's Report of his Sanitary Division—The Autopsy on Commander Gorringe—A Pathological Laboratory at the New York Polyclinic—Chagres Fever—Buddensiek's Sentence—Mrs. Yseult Dudley at a Homœopathic Asylum.The time of midsummer dullness has come, when, as Horace astronomically expresses it,Procyon furit,Et stella vesani Leonis, Sole dies referente siccos.Consequently, everybody who could possibly get away, has gone to Europe, or has sought in the breezy mountains or beside the salt sea a retreat whichflagrantis atrox hora Caniculæ Nescit tangere;while those left behind in the heats and miseries of the town would fain cry out,O, rus, quando ego aspiciam? quandoq: licebit Ducere solicitæ jncunda oblivia vitæ?The reports of the extra corps of physicians to make