THE SOLAR ECLIPSE OF JULY 18, 1869. 
BY DR. J, LAMONT. 
Translated from “‘ Fortschritte der Physik,” xvi, pp. 569-6002, by Professor J. 8S. Hubbard, 
United States Navy. 
A—LIST OF PREPARATORY MEMOIRS. 
(1.) Secchi.—Sulla eclisse solare del 18 luglio 1860, discorso lette alla Ponti- 
ficia Accademia Tiberina, con note. Rome, 1860, printed from Giornale Arcadico 
CLXIV. 
(2.) Lamont.—Jahresbericht der Miinchner Sternwarte fiir 1858. 
(3.) Lamont.—Letter to Professor Airy. Monthly Notices, xx, 93. 
(4.) Hind—Nautical Almanac. Circular, No. 5. 
(5.) Airy.—On the observation of the solar eclipse, July 18, 1860. Monthly 
Notices, xx, 181. 
(6.) American Nautical Almanac.—Yotal eclipse of July 17,1860. Specially 
rinted. 
: (7.) Madler—tL’ eclipse solaire du 18 Juillet, 1860. Observations of Imperial 
University Observatory, Dorpat. xv, Part I, App., p. 1. 
(8.) Faye.—Sur l’eclipse solaire du 18 Juillet, 1860. Gomptes Rendus xlviii. 
(9.) Aguilar—Sobre el eclipse total de sol que tendra lugar el 18 de Julio 
de 1860. Annuaire of Royal Observatory of Madrid, 1860, p. 152. 
(10.) Carrington—An eye-piece for the solar eclipse. Monthly Notices, 
2: elo 
(11.) A. Thomson.—On the importance of making observations of thermal 
radiation during the coming eclipse of the sun. Monthly Notices, xx, 317. 
(12.) K. von Littrow—Audeutungen iiber astronomische Beobachtungen bei 
totalen Sonnenfinsternissen. Wien. Ber., xxxix, 625. 
(13.) Bache, A. D., and Gilliss—Proposed expeditions to Cape Chudleigh 
and Steilacoom to observe the total eclipse of July 18, 1860. Monthly No- 
tices, xx, 318. 
(14.) D’ Abbadie.—Letter relating to the observation of the solar eclipse, July 
18, 1860. Monthly Notices, xx, 189. 
(15.) Rico y Sinobas.—Selection of stations in Spain. Monthly Notices, 
xx, 102; Comptes Rendus, 1, 33. 
(16.) Wolfers.—Die totale Sonnenfinsterniss am 18 Juli,1860. Astr. Nachr., 
xlvili, 33. 
(17.) E. Edlund.—Ueber die Polarisation des Lichtes der Corona bei totalen 
Sonnenfinsternissen. Astr. Nachr., lii, 305. 
(18.) Hetis—Die Sonnenfinsterniss vom 18 Juli, 1860. Heis, W.S., 1860, 
No. 26. 
(19.) C. Haase—Die Sonnenfinsterniss. Popular bes-hricben, nebst erlau- 
ternden Angaben fiir die totalen Finsterniss am 18 Juli, 1860. Hannover. 
(20.) A. M. Nell—Die totale Sonnentinsterniss am 18 Juli, 1860. Mainz. 
(21.) Hirsch —V orausberechnung der totalen Sonnenfinsterniss vom 18 Juli, 
1860. Vienna, 1855. 
(22.) Von Feilitzsch —Ueber physikalische Ersch-inungen bei totalen Son- 
nenfinsternissen. Peters’ Zeitschrift fiir populare Mittheilungen, i, ii. 
ee a 
