Wolfram Research

Low Income Housing Tax Credit Properties

HUD's PD&R (Office of Policy Development and Research) is responsible for maintaining current information on housing needs, market conditions, and existing programs, as well as conducting research on priority housing ...

IBRD Statement of Loans

Data on International Bank for Reconstruction and Development loans

Global Air Navigation Aids

This site was created by David Megginson, a private pilot and frequent airline passenger. This site also takes advantage of many other people's work