Fig. 1—The National Capitol, Washington, D. C. A viewobliquely downward from a position over the National Botanical Garden,showing the western front of the Capitol at the approach to it fromPennsylvania Avenue. In the background, at the right, can be seen a partof the Library of Congress and, at the left, a part of the Senate OfficeBuilding. The radiating avenues of approach are of interest as well asthe character of the district surrounding the Capitol, as indicated bythe apartment houses and tree-lined streets.