... RECORDS EXTENSOMETERS INSTRUMENTATION PLOTTING CRINKLING STRESS ANNEALED HARD UNANNEALED papers.] POPPLEWELL AND CARRINGTON ON TUBULAR STRUTS. 381 (Paper No. 4210.) I The Failure of Short Tubular Struts of HighTensile Steel. By WILLIAM CHARLEPS OPPLEWME.LScLASSOCM. . Inst. C.E...

...W WILLOX RAILS STEEL ELECTRIC RAILWAYS ELECTRICITY TESTS RESISTANCE WEAR ELECTRIFICATION ROLLING STOCK WHEELS LOCOMOTIVES HIGH SILICON OPEN HEARTH ACID HARD CURVES MANGANESE ELECTRICITY PERMANENT WAY DYNAMICS ACTION BESSEMER 24 February, 1914. JOHN STRAIN, Vice...

...W A SMITH © Thomas Telford and ICE 1894 HARD WOOD PAVEMENTS TIMBER HARDWOOD STREETS BLOCKS CITIES ROADWAYS SYDNEY AUSTRALIA Papers.] SMITH ON AUSTEALIANHARD WOOD FOR PAVEMENTS. 263 (Paper No. 2707.) On Australian Hard Wood for Pavements. By WALTERALEXAZVNSDNIETRH...

... respectively. Finally, he experimented on hard steel, taking seven bars of the same dimensions as those of the first seven mild steel specimens ; these gave an extension varying between 18 per cent. and 20 per cent. From these results he deduced the following law : I n cylindrical test-pieces of the same...

...W W F PULLEN © Thomas Telford and ICE 1889 TAFF VALE RAILWAY COMPANY WATER SOFTENING FILTRATION APPARATUS LOCOMOTIVES RAILWAYS DOCKS STATIONS HARDNESS SCALE DEPOSITS LIME FILTERS STEAM HARD COMPOSITION CALCIUM SULPHATES IMPURITIES CALCIUM SULPHATE CARBONIC ACID...

...C E STROMEYER © Thomas Telford and ICE 1886 EFFECT HEAT IRON STEEL FAILURES TESTS BENDING TENSILE STRENGTH ELONGATION BLUE MILD METALS PLATES HARD WORKING ANNEALING PROPERTIES 114 STROXEPER ON THE WORKING OF STEEL. Pfinutes of 26 January, 1886. Sir FREDERICE J. BRAMWELL...

...W ECKERSLEY; BEAUMONT; E WOODS; G CHATTERTON; T J BEWICK; B WALKER; A A MCGREGOR; W SMITH © Thomas Telford and ICE 1883 RAILWAYS TUNNELS COSTS EXCAVATIONS DRIVING DRILLS DRILLING SETTING OUT ROCKS TUNNELLING SHAFTS SINKING MACHINERY EXPLOSIVES COMPRESSED AIR HARD...

...W ATKINSON Broceedings.1 CORRESPONDENCE ON BLAENAU-FESTINIOGTUNNEL. 177 Correspondence. Mr. W . ATKIXSOaXdvocated the necessityfor liningtunnels Mr. Atkinson. passing through hard rocks when conditions of cleavage existed. This was notably the case in some of the older rocks, and was found...

...-FESTLNIOGTUNNEL, 151 The rocks perforated consist generally of bastard slate, and of other members of the metamorphic system, varying in colour from light grey to dull green, and they are more or less close in the grain. An idea of the hardness of some of the rock may be had from the fact that in borinaghole...

...G W HEMANS; C B VIGNOLES; R RAWLINSON; J C CLUTTERBUCK; J MURRAY; W ATKINSON; J F BATEMAN; S C HOMERSHAM; C B LANE; F JENKIN; T HAWKSLEY; G R BURNELL; J FOWLER WATER SUPPLY WATER WASTE AQUEDUCTS WELLS PURITY HARD SOFT CHALK LIME LEAD CITIES DOMESTIC FLOW ARTESIAN VELOCITY PUBLIC...

...H GUY; B DONKIN © Thomas Telford and ICE 1837 BALLS SPHERICAL FIGURES METALS GLASS AGATE HARD SUBSTANCES FORMS GRINDING LATHES 22 boats completed the distance from New York to Albany, mhich was not less than 150 miles, inten hours. The speed of these boats, as compared...