On the 50th anniversary of the publication in 1945 of The Nature of Cities by Harris and
Ullman, with its concentric zone, sector, and multiple nuclei models of internal patterns of …

SINCE the general patterns of city struc-ture were described by Burgess in 1925'and
1929'and by myself in 1939'there has been a tremendous growth of urban population, not …

A modern visitor strolling down Duke of Gloucester Street, the main street of Colonial
Williamsburg, passes mainly private dwellings-single family detached houses large and …

ARE CITIES REALLY NECESSARY?... or even farms, for that matter? Recent trends prompt
one almost to raise this question or at the least to ask what kind. This does not necessarily …

In 1956 the Ford Foundation granted the University of California the principal funds for a five-
year research program on cities and urbanization throughout the world. With these funds the …

This resource paper on urban geography is part of a series designed to supplement
undergraduate geography courses. It sets forth some of the principles of urban geography …

Upon an initial and casual inspection, American and Canadian urban areas seem to be
rather similar. Further analysis points to a broadly similar internal spatial structure and the …

SINCE Tllfí BEGINNING OF THE twentieth century, the United States has been the great
producer of theories of urban form. The pace has accelerated in recent years, as theoretic …

1, INTIR ()[DUCTION Cities are artifacts of man's adaptation to his envirounent. Throughout
history cities and systems of citics have been the rellection of socicty's chievcımcnts and …

Cities once could rather easily annex nearby areas that became urbanized. Extensive areas
could be annexed in advance of the spread of urban development. Urban and metropolitan …