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50 centimetres 97 metres aea level algae alluvium Altitudea Aswan Aswan Dam blocks buildings CAIRO carried cementing material colour columns Coptic counterforts Dimenaiona disintegration doorway east efflorescent salts excavation felspar felspathic forecourt gateway granite High Water Level high-water mark iron and manganese Karnak Kiosk level at Alexandria Level in reaervoir Low Water Level Maaonry in elevation metrea above aea metres above sea-level microline millimetres nil nil Nile nitrate chiefly sodium old foundations patches pavement Pharaoh's Bed Philae Island PLATE Portland cement potassium nitrate chiefly Preaent High Water Preaent Low Water pylon quartz Quartz grains quay wall quay-wall remove rubble masonry samples sandstone saturation-level settlement Silsila sodium carbonate Sodium chloride sodium sulphate south end steel girders stone beams submersion Survey Department SURVEY OEPT SURVEYEO Temple of Hathor Temple of Isis Temple of Nectanebo Temple of Trajan thua trace nil trace trace trace underpinning West Colonnade white band zircon
Page 17 - ... estimated in this way. The dehydrogenation is usually carried out by passing the oil vapours two or three times over platinum black, platinised charcoal or palladium black.202 The reaction is usually complete and, according to Zelinskii and Kazanskii203 can be applied to oils boiling as high as 200°C. On the other hand, statements have been made to the effect that the method is only applicable to light fractions, because of side reactions, formation of unsaturated hydrocarbons, poisoning of...
Page 18 - A detailed examination of the buildings showed that there was no evidence of their stability having been, in any way, affected, or that any one of them had moved since the underpinning operations of 1902 ; certain points to which attention may be drawn were, however, noticed.