London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 272
e arch erected in its stead. By referring lo Jigs. 100. and 101.,this will be apparent: for thisdiagram I have selected theangle at which the London andBirmingham Railway crossesthe Grand Junction Canal, be-ing an angle of 30°. It is forthe above reasons that obliquearches are now so…
Architecture
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