Download A Social History of Engineering by W H G Armytage PDF

By W H G Armytage

A Social heritage of Engineering exhibits how social and financial stipulations in each one age have brought on advances in engineering. There are, briefly, monetary, political, and philosophical implications in altering applied sciences. whereas the publication starts with the Stone Age, the Greeks, and the Romans, the majority of the amount concentrates at the 19th and 20th centuries. A Social historical past of Engineering displays Professor Armytage's certain topic sector pursuits, particularly nineteenth-century business society, radical and socialist routine, the background association, and the research of upper and technical schooling.

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He can claim to be the first man to canvass the potentialities of propelling a ship without either oars or sails by means of a paddle­ wheel, for one of his proposals was for a Liburna or war ship in which oxen walk round a rotating capstan to drive six paddle-wheels. Other labour-saving devices like a scythed chariot, a portable bridge 34 The Romans and various kinds of ballistic engines are also explained. The ballistic engines are of two types: the ballista quadrirotis, or a mobile field army assault weapon, and the ballista fulminalis, for static use.

Southern England also exported grain to Gaul. D. discovered in Belgium: one of the Roman granaries. It was pushed through the corn by oxen pushing from behind. o :J r::I c: .... D animal-propelled padd le boat as outlined by "The A n onymou~·'. The Romans MANPOWER Apart from transport difficulties (which the Romans tried to over­ come by making roads), their main problem was manpower. This was ample enough when the Empire was establishing itself. D. 165-6 ravaged the Empire for fifteen years and initiated a downward trend in the population.

When they became common the name denoting the motive power dropped and the word used was mola, molina or molendinum, from which comes our modern word mill. D. put forward a variety of suggestions for mechanizing the army. He had seen the Danube, was interested in his country's war against the Persians and, in his concern at the shortage of labour, drafted a memorandum to the emperor, probably hoping to secure employment as a technical adviser. D. 366 and 375 and entitled De Rebus Bellicis, this memorandum was, in the opinion of Professor Thompson, 'probably intercepted by a civil servant and pigeon­ holed'.

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