LXXX 



pratique pour l'exécution des prismes de Nicol et de Foucault. — Witz. Intensité du champ 

 magnétique terrestre dans les édifices. 



-Journal of the Chemical Society. N. CCXCI, febr. 1887. London. 



Hall. Some Analogous Pliosphates, Arsenates, and Vanadates. — Jap and Burton. 

 On some Azines. — Meldola and Streatfeild. Eesearches on the Constitution of Azo- and 

 Diazoderivatives. I. Diazoamido-compounds. — Warington. On the Distrihution of the Ni- 

 trifying Organism in the Soil. — Turner. The Influence of Silicon on the Properties of 

 Iron and Steel. — Ling. Isomerie Change in the Phenol Series. I. The Action of Bromine 

 on the Dibromonitrophenols. — Hartley. Eesearches on the Eelation between the Molecu- 

 lar Structure of Carbon Compounds and their Ahsorption Spectra. Part Vili. A Study of 

 Coloured Suhstances and Dyes. 



Journal of the r. Microscopical Society. 1887, Part l st . London. 



Gosse. Twenty-four New Species of Eotifera. — Bennett. Fresh-water Algae (Including 

 Chlorophyllaceous Protophyta) of North Comwall; with descriptions of six new species. — 

 Abbe. On Improvements of the Microscope with the aid of New Kinds of Optical Glass. — 

 Stokes. Notices of new American Fresh-water Infusoria. 



f Journal (The Quarteiiy) of the Geological Society. Voi. XLII, 4. London, 1886. 



Deeley. On the Pleistocene Succession in the Trent Basin. — Callaway. On some 

 Derived Fragments in the Longmynd and Newer Archsean Eocks of Shropshire. — Strahan. 

 On the Eelations of the Lincolnshire Carstone. — Becker. On some Cupriferous Shales in 

 the Province of Hon-peh, China. — Jones and Kirkby. On the Distrihution of the Ostra- 

 coda of the Carhoniferous Formations of the British Isles. — Gilpin. On the Geology of 

 Cape Breton Island, Nova Scotia. — Hughes. On some Perched Bloks and Associated Phe- 

 nomena. — Lydekker. On a new Emydine Chelonian from the Pliocene of India. — Carter. 

 On the Decapod Crustaceans of the Oxford Clay. — Merritt. On the Cascade Antrhacitic 

 Coal-fleld of the Eocky. Mountains, Canada. — Griffiths. On certain Eocene Formations o_f 

 Western Servia. 



^Mémoires de la Société royale des sciences de Liège. 2 e sér. T. XIII. Bru- 

 xelles, 1886. 



Catalan. Mélanges mathématiques. 

 T Mémoires et Compte rendu des travaux de la Société des ingénieurs civils. 

 Octobre 1886. Paris. 



Brochocki. Mémoire sur le Pont démontable portatif. — Caillé. Note sur l'acier à 

 rails et sur la durée des rails d'acier. — Bianchi. Note relative à la Barre de Bio-Grande 

 du Sud (Brésil). — Flachat. Note sur le Blutage des terres. 



TMinutes of Proceedings of the Institution of Civil Engineers. Voi. LXXX VII. 

 London, 1886. 



Kinipple. Concrete-work under Water. — Kyle. Colombo Harbour Works, Ceylon. — 

 Carey. Harbour improvements at Newhaven, Sussex. — Strype. Wicklow Harbour impro- 

 vements. — Langley. Lowestoft Harbour Works. — Hopkinson. The electric Lighthouses 

 of Macquarie and of Tino. — Briffault. Constantinople Water-Works. — Andrews. Effect 

 of Temperature on the Strengt of Eailway Axles. — Grùneioald. Description of the Via- 

 duct over the Eiver Eetiro. — Coioan. The Carren Iron Works, Scotland. — M. am Ende. 

 Formulas for the Weights of Girder-Bridges. — Munter. Locomotive Engine and Carriage- 

 Sheds as used on the Calcedonian Éailway. — Wolters. On the Manufacture of Eolled 

 Goists in Belgium. 



