An Encyclopedia of Humor
An Encyclopedia of Humor
... many an instance of a man writing letters and forgetting to sign his name But this is the only instance I've ever known of a man signing his name and forgetting to write his letter." 22 • AN ENCYCLOPEDIA ... came along and it was another monk's turn He said, "I want to transfer to another monastery I can't stand this constant bickering." 52 • AN ENCYCLOPEDIA OF H u m © F s Fol...
An Encyclopedia of the History of Technology part 108 pptx
... 344–5, 404 thermionic 41, 727, see also diode; triode Wankel rotating disc 328 Van Harinxma Canal 492 Van Starkenborgh Canal 492 Vanguard rocket 656 wagons 434, 440 wainscot 902 Walkman (cassette ... machines 417 transfer printing (pottery) 194 transformers 371 transistor radios 728 transistors 42, 419, 703 transmission cables 371–2 transplanting 773 transporter bridges 496, 518 trapetum 263...
An Encyclopedia of the History of Technology part 1 potx
... 96 10 2 12 1 12 4 CONTE NTS Powder metallurgy Sintered carbide cutting tools Titanium and the newer metals Niobium 14 6 14 6 14 7 14 9 15 3 15 4 15 9 16 0 16 7 17 6 The Chemical and Allied Industries Lance ... AD 15 00 Cast iron: 15 00 17 00 Mineral fuels Steam power and early industrialization Steel The industrial iron age: 18 00 18 50 The steel age Modern steelmaking...
An Encyclopedia of the History of Technology part 2 doc
... McNEIL THE PLACE OF TECHNOLOGY IN HISTORY It is strange that, in the study and teaching of history, so little attention is paid to the history of technology Political and constitutional history, ... monarchs and statesmen did in the past, how they fought their wars and which side won, was largely dependent on the state of their technology and that of their enem...
An Encyclopedia of the History of Technology part 3 docx
... Herschel, they may be one and the same man However, as space is at a premium, we must forgo the telescope as a part of technology and consider it the prerogative of the editor of an Encyclopaedia of the ... studied, rather than the rise and fall of civilizations, the rise and fall of technologies the technologies of hunting and weapon-making, of herding an...
An Encyclopedia of the History of Technology part 4 pps
... tablets The same period saw the first attempts at standardization of weights and of linear measures, the span, the palm, the pace, the inch and the cubit all being based on parts of the human body ... date These again were Egyptian and represent the first known application of a natural source of power other than animal power, the wind The use of wind power to...
An Encyclopedia of the History of Technology part 5 docx
... the bores of cannon and the diameter of cannon balls The crank An important development in the Middle Ages was that of mechanisms for the interconversion of rotary and reciprocating motions The ... weight All the gears were of brass Galileo’s observations of the swinging altar lamp in the cathedral of Pisa marked the start of the use of the pendulum...
An Encyclopedia of the History of Technology part 6 docx
... mountain than at the bottom In 166 0, the Hon Robert Boyle formulated the Gas Laws and demonstrated the maximum height that water could be drawn by a suction pump Others took up the theme of producing ... in the materials used in buildings They caused the decline of many towns and villages which were not served by the railway lines They speeded up the mails and greatly a...
An Encyclopedia of the History of Technology part 7 pdf
... ridiculous and to many others a threat to the dignity of themselves as members of the human race or worse, a threat to the very existence of humanity as the only reasoning animal living on the planet ... nothing to complain about Humans aren’t the best ditch-diggers in the world, machines are And humans can’t lift as much as a crane They can’t fly without an airplane And...
An Encyclopedia of the History of Technology part 8 ppt
... BC and were found in the 1930s at the site of Tepe Giyan, near Nahavand in Western Iran This mountainous region, situated midway between the Persian Gulf and the Caspian Sea, was in the Land of ... from the Caucasus and were instrumental in transferring the arts of metallurgy from the land of Elam (which now forms part of Iran) into Babylonia The first Sumerian k...
An Encyclopedia of the History of Technology part 9 doc
... coinage standard of the Athenian state was superseded by the gold standard introduced by the Macedonian kings The last Athenian silver tetra-drachmas were minted in the second half of the first ... suspended particles of ore from cup to cup and classified them The rich ore was the first to be deposited, then the poorer ore and finally the sand and silts When the wa...
An Encyclopedia of the History of Technology part 10 pps
... sources of zinc were relatively abundant within the Mediterranean area of Roman influence The alloy, containing 27.6 per cent zinc and negligible quantities of tin and lead, was a typical product of ... smell, and the bitter metallic taste of brass is also mentioned This work is also the first to refer to the tribe of the Mossynoeci, who lived on the southern shore...
An Encyclopedia of the History of Technology part 11 ppsx
... royalties, of the order of five shillings on each ton of the ore exported By the 1680s it had become very evident that the privileges granted to the Mines Royal Company and to the Society of Mineral and ... Bristol as it was then known The others were John Freeman and Copper Company of Bristol, Thomas Patten and Coy of Warrington, and Charles Roe and Copper Company a...
An Encyclopedia of the History of Technology part 12 ppt
... ran into financial difficulties in 1847, J and E.Walker took over his plant and equipment in part payment of debts and transferred them to Gospel Oak The ‘G anchor O’brand of galvanized corrugated ... saltpetre was added to the bath, the alloy was stirred, and the ingot was then cast It is not clear whether zinc was an ingredient of the pills prepared from the ore or whe...
An Encyclopedia of the History of Technology part 13 pdf
... 45kg (99lb) of cryolite and 35kg (77lb) of sodium The function of the cryolite was to act as a flux and dissolve the alumina on the surface of the aluminium globules produced, so that they were ... Salindres to reduce the melting point and viscosity of the slag, and to dissolve the thin layers of alumina which formed on the surface of the reduced globules of...
Từ khóa: