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The archives of the University of Cambridge : An hist. introd.
Peek, Heather E., (1962)
Københavns statistikdistrikter
(1985)
The standard of living in Copenhagen 1730 - 1800 : some methods of measurement
Thestrup, Poul, (1971)
Aalborgs industrielle udvikling fra 1735 til 1940
Bender, Henning, (1987)