.* -". *4 ,I crystal lakes. A study of most of the works on Florida, from that of Le Moyne, who visited the territory as artist to French Bartrams, expedition who under Laudonniire visited it as naturalists in 1564, and the 1772, to the latest publications, ificluding periodicals, pamphlets, newspa- pers; access to all the records bearing upon the subject in the possession of the War Department, the library of the Surgeon- General, and other .depositories in Washington; a careful col- nation of the various meteorological and other tables included in these records personal interviews with distinguished medi- cal officers of the army, who have served in all parts of Flor- ida, and with many of the scientific and medical residents of State, with some of 'her representatives in Congress; and, lastly, the opportunity for consulting a considerable number thousands intelligent visitors and invalids, who passed through, or located for the season at the writer's winter residence, have afforded the intricacies of the him unusual facilities for unraveling subject so graphically described Scoresby Jackson. the relative The last source of information, as regards merits of various climates, he considers of more value than all the others, more so than even an extended sonal observation. For invalids are by far the best judges of climate; they are living barometers and hygroneters. Here, you have the. opportunity to question and cross-question the reporters, and not only thus to arrive at the truth, but, what books seldom give, the whole truth. All of these indi- viduals were intelligent and educated people, most of them invalids who had traveled the world over in search of health, and tested its renowned sanitary resorts, some of them winter after winter. Few of them had any *particular prejudice for or against any special locality, save from its actual effect, but were, from self-interest, in search of the best. The evidence of those who have tested the climate of Flor- ida by sufficient personal nation of the data furnish favortble character. The a few aeke to roamning from one I AI -- - observation, or by a careful exami- ed by others, has been of the most opinion of those who have devoted locality to oanber, or who _ A-% u l..- ...