Medieval architecture, its origins and development, with lists of monuments and bibliographies (1912)
Porter, Arthur Kingsley, 1883-1933 · New Haven, Yale University Press · leaf 146
and with that persevering, rationalspirit so characteristic of the age, they attempted device afterdevice and paved the way for the final solution. Not one of theanswers proposed is without great ingenuity and interest, andnothing is more fascinating than to study comparatively thevarious systems… … Ihh. 181. — System of Senlis
Architecture, Medieval · Architecture
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