LANE BY ALEXANDER F. VACHÉ, M.D., FORMERLY RESIDENT PHYSICIAN TO THE ALMS HOUSE HOSPITAL; STATE COMMISSIONER OF HEALTH TỔ THEDICAL LIBRARE 17213 SAN FRANCISCO New York: BELL & SON, PRINTERS, 486 BROADWAY. 1854. 1667 N5N8 1854 INTRODUCTORY REMARKS. THE following Letters on Quarantine, Yellow Fever, and Cholera Asiatica, were hastily written at the request of a Committee of each branch of the Legislature of the State. Originally printed as "Public Documents," at Albany, with no supervision of the "proofs," unavoidable errors were the result. Under such circumstances, they have been leisurely revised, and a few notes added, that they may be published in a more perfect form. By reference to the table exhibiting the annual number of sickly shipping, cases of yellow fever, etc., it will be seen that those for the years 1845 to 1851, kindly furnished by Dr. JAMES O. VAN HOEVENBERGH, formerly Deputy Health Officer, and HENRY PATTERSON, formerly Clerk to the Board of Commissioners of Health, have been annexed. It will, also, be observed, that during the summer of 1848, an unusual number of vessels, infected with the virus of yellow fever, arrived at the Lazaretto, mostly from Vera Cruz.via New Orleans; and that several patients, with the disease, were admitted from them into the hospital. They were, principally, discharged soldiers, on their return home, at the close of the war. The subjoined statistical notes on cholera, were taken from |