PROGRESS OF METEOROLOGY IN 1889. 277 



— Die meteorologisclieu Beobacbtuugeu des Prof. A. At^kermaun in Port an 

 Priuce, Haiti, 1804-1866. Met.Zeits., Wieii, vi, 188it, 209-216. 



— Wassergehalt iler Wolkeii- iiiid Nebel-Lut't, Met. Zcits., Wieu, vi, 1889, 30:J- 

 30(;. 



— Beitriigo znr arktiscbeu Meteorologie. Nacb den: ''Contributions to our 

 kno\y ledge of the Arctic regions." Parts iv and V, Lond., 188."), 1888. Met. Zeits., 

 Wien, VI, 1889, 32I-:!29. 



— Ueber deu Fohu in Ost-Gr6nIand. jl/t'<. Zei<s., Wien, vi, 1889, 378-381. 



— Klima von Cypern. Met.Zeits., Wien, vi, 1889, 427-433. 



Harding, Charles. Atlantic weather and rapid steamship uavigatiou. Quart. Journ. 



Met. Soc, Lond., XV, 1889,235-238. 

 Note on the prolonged spell of cold weather from September, 1887, to- October, 



1888 (with discussion). Quart. Journ. Met. Soc, Lond., xv, 1889, 17-24. 

 Haruingtox, M. W. The whirlpool theory of storms. Amer. Met. Journ., Ann Arbor, 



VI, 1889, 82-88. 

 Hartlky, W. N. On the limit of the solar spectrum, the blue of the sky, and the 



fluorescence of ozone. Xature, Lond., xxxix, 188^-'89, 474-477. 

 Harvard College. Meteorological observations made on the summit of Pike's Peak, 



Colorado, under the direction of the Chief Signal Officer, U. S. Army, January, 



1H74, to June, 18-'8. Aunah Astr. Ohs'y, IhivxAvd College. Vol. xxil. 4to. Cam- 

 bridge, 1889. 475 p. 

 Hazen, H. a. Cloud formation. Amer. Met. Journ., Ann Arbor, vi, 1889, 193-199. 

 ■ — Storms and a central ascending current. Amer. Met. Jouru., Auu Avhor, \i, 



1889, 97-104. 

 Anemometer comparisons. Amer. Met. Jouru., Ann Arbor, v, 1888-'89, 492- 



500 ; VI, 1889, 8-12. 

 Hell.mann, G. Der Wolkenbruch am 2. und 3. August 1888 im Gebiete des oberen 



Quels und Bober. Met. Zeits., Wien, vi, 1889, 19-21. 

 H()he der Seliueedecke am letzten (28.) Febrnar 1889 in Norddeutschland. 



Wochensehri/t, Coin, xxxii, 1889, 91-94. 

 Helmiioltz, H. von. Ueber atmosphiirische Bewegungeu. 'SitzuntjsJjer. Ak., Berk, 



1888, 1 Halbbd., 047-663. 



Ueber atmosphiirische Bewegungeu. Zweito Mittheilung. Sits.-Ber. Akad., 



Berl., 1889, 701-780. 

 Hkpites, St. C. Studiu asupra climec Bucurestilor in Ann 1885-1888. Partesa i. 



Temp, aernluc. 4to. Bucuresti, 1889. 70 p., 3 pi. 

 Herrmann, E. Der plotzliche Barometerfall fiber Mitteleuropa am 31. Januar bis 1. 



Februar 1889. Aun. Ilydr., Berl., xvii, 1889, 242-248; Met. Zeits., Wien, vr, 



1889, :!94-398. 



Hill, S. A. The tornadoes and hail-storms of April and May, 1888, in the Doab and 

 Rohilkhaud. Jouru. Asiat. Soc., P.engal, Lviii, 1889, 4(5 p., 6 pi. 



On temperature and humidity. Observations made at Allahabad at various 



heights above the ground. Indian Met. Mem., vol. iv, part vi. 4to. Calcutta, 

 1889, 34 p., 4 pi. 



The psychrometer and the condensing hygrometer. Journ. Asiat. Soc. of 



Bengal, Calcutta, LVii, part ii, 1888 (1889), 369-380. 

 Hilton, E. R. Moisture economy in Kansas. Amer. Met. Jouru., Ann Arbor, vi, 



18b9, 237-240, 283-288. 

 HiNRiciis, Gustavus. Tornadoes and derechos. Amer. Met. Journ., Ann Arbor, \", 



1888-'S9, 300-317, 341-349, 385-393. 

 HoFFKRT, H. H. Intermittent lightniug-llashes. I'liil. Mai/., Loiul., xxviii, 1839, 



106-109, pi. IV. 

 lloPPE, H. Das Klima des Erzgebirges. Jalrrh. des Er:gehirg8zwci(jvereines, Chemnitz, 



1889, 40 p. 



