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1-13 of 13
Keywords: RAYS
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Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1897) 128 (1897): 309–320.
Published: 01 January 1897
...JA PURVES © Thomas Telford and ICE 1897 PRISMS OPTICS LIGHTHOUSES LIGHT REFRACTORS EQUIANGULAR RAYS REFRACTION Papers.] PURYES ON EQUIANGULAR PRISMS. 309 (Paper No. 2969.) (( Equiangular Prisms." By JOHAXRCHIBALPDURVESB,.Sc. THEprimary object in lighthouse optics...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1895) 122 (1895): 300–332.
Published: 01 January 1895
...A BREBNER © Thomas Telford and ICE 1895 POWER LIGHTHOUSES LIGHTS CALCULATIONS LENSES ILLUMINATION LAMPS RAYS METHODS DIOPTRIC BRIGHTNESS INTENSITY LIGHT TRANSMISSION METHODS FORMULAE 300 BREBRER ON THE POWERS OF LIGHTHOUSE-LIGHTS. [Selected (Paper No. 289G.) (Abridged...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1895) 121 (1895): 152–169.
Published: 01 January 1895
...G BAGNALL GALVESTON TEXAS UNITED STATES USA © Thomas Telford and ICE 1895 LONG DISTANCE LEVELLING TIDES GAUGES ACCURACY INSTRUMENTS MEASUREMENT PLATFORMS PRECISION ERRORS LEVELS WATER SUN RAYS 152 BAGNALL ON LONG-DISTANCE LEVELLING. [Selected SECT1. 1.-OTHER...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1894) 117 (1894): 341–352.
Published: 01 January 1894
.... Fig. In. best part of the flame of the burner, viz., about 1inch above the top of the burner, be placed in the optical focus of the lens, the rays falling on the lower prisms from that inch will go above the horizontal except for lenses near the focal plane ; and for lenses above the focal plane...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1893) 111 (1893): 296–325.
Published: 01 January 1893
...A BREBNER © Thomas Telford and ICE 1893 LIGHTHOUSES LENSES LIGHTS ILLUMINATION RAYS SPHERICAL FLAMES PRISMS POWER 296 BREBNER ON LIGHTHOUSELENSES. [Selected (Papev No. 2660.) Relative Powers of Lighthouse Lenses. By ALANBREBXEBR.,S,c., Assoc. M. Inst. C.E. THEpurpose...
Journal Articles
BARBIER, FENESTRE, J BOULVIN, A BREBNER, R H BRUNTON, SIR J COODE, J P GRIFFITH, J KENWARD, H LEPAUTE, L LUIGGI, D A STEVENSON, L F V HARCOURT, J R WIGHAM
Minutes of the Proceedings of the Institution of Civil Engineers (1887) 87 (1887): 299–330.
Published: 01 January 1887
... SAFETY OPTICAL LAMPS MACHINERY HOT AIR COSTS ERECTION CONSTRUCTION MAINTENANCE GLARE RAYS GAS MACQUARIE TINO SYDNEY NEW SOUTH WALES GULF OF SPEZIA AUSTRALIA ITALY Proceedings.] CORRESPONDENCEON ELECTRIC LIGHTHOUSES. 299 Correspondence. Messrs. BARBIEanRd FENESTsRtaEted...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1884) 78 (1884): 346–356.
Published: 01 January 1884
...A P TROTTER © Thomas Telford and ICE 1884 DIOPTRIC SYSTEMS UNIFORM DISTRIBUTION LIGHT ARC LAMPS ILLUMINATION LANTERNS PRISMS DIFFUSION RAYS METHODS ELECTRICITY CALCULATIONS ANALYTICAL EXPRESSIONS 346 TROTTER ON A UNIFORM DISTRIBUTION OF LIGHT. [Selected 1 (Paper No. 1964...
Journal Articles
J W SWAN, M WILDE, H E JONES, R E CROMPTON, W SUGG, J N SHOOLBRED, TYNDALL, W ATKINSON, J N DOUGLASS, SIR W ARMSTRONG, P HIGGS
Minutes of the Proceedings of the Institution of Civil Engineers (1882) 68 (1882): 123–143.
Published: 01 January 1882
...J W SWAN; M WILDE; H E JONES; R E CROMPTON; W SUGG; J N SHOOLBRED; TYNDALL; W ATKINSON; J N DOUGLASS; SIR W ARMSTRONG; P HIGGS © Thomas Telford and ICE 1882 CANDLES POWER ELECTRIC LIGHT LIGHTING ELECTRICITY LAMPS INCANDESCENT ILLUMINATION ARC HEAT GAS COSTS RAYS UNITS...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1882) 70 (1882): 386–406.
Published: 01 January 1882
...A BREBNER DIOPTRIC APPARATUS LIGHTHOUSES CONDENSATION AZIMUTH LIGHTS LANTERNS PRISMS RAYS INCLINATION VERTICAL LIGHT ILLUMINATION 386 BREBNERONDIOPTRICAPPARATUS. [Selected (Xtudewts Paper No. 142.) DioptricAppaiatus in Lighthouses capable of producing the required Vertical...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1879) 57 (1879): 184–194.
Published: 01 January 1879
...J T CHANCE; L F V HARCOURT; R C PARSONS; TYNDALL; J N DOUGLASS; HOPKINSON; BREBNER © Thomas Telford and ICE 1879 LIGHTHOUSES DIOPTRIC APPARATUS ELECTRIC ELECTRICITY POWER LIGHT LIGHTS ILLUMINATION VISIBILITY FOG OPTICS LENSES RAYS ARC CONDENSING SEA SAFETY NAVIGATION...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1867) 26 (1867): 477–506.
Published: 01 January 1867
... SPHERICAL AZIMUTH FLASHING FLAMES CATADIOPTRIC METALS MIRRORS CONDENSING RAYS SEA SAFETY NAVIGATION AIDS OPTICAL APPARATUS OF LIGHTHOUSES. 477 May 7, 1867. CHARLES HUTTON GREGORY, Vice-President, in the Chair. The following Candidates were balloted for and duly elected :- HARRYFOOTNEanRd...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1840) 1 (1840): 59–60.
Published: 01 January 1840
...J COOPER; J T COOPER © Thomas Telford and ICE 1840 PHOTOGRAPHY ENGINEERING PROCESS DAGUERREOTYPE LIGHT RAYS CHEMICAL IODINE 3manufacturer will introduce an alloy of to 15 per cent. On this account, acid is used so repeatedly in cleaning the plates, that any particles...
Journal Articles
Minutes of the Proceedings of the Institution of Civil Engineers (1840) 1 (1840): 57–59.
Published: 01 January 1840
... before us exact copies of the most interestingmonuments of antiquity,theFrenchantiquariansandartistshavingfound it INST. c . E. MINUTES, 1840. F 58 © Thomas Telford and ICE 1840 PHOTOGRAPHY ENGINEERING PHOTOGENY DAGUERREOTYPE PROCESS IMAGES RAYS SILVER PLATES CAMERAS LIGHT CHEMICAL ...
