The appendix has a number of informative tables and charts giving data from 1950-2009 for (1) individual income tax, (2) corporate income tax, (3) employment taxes, (4) excise taxes, (5) estate and gift taxes, and (6) other receipts.

FORBES: JCT Summarizes Federal Estate And Gift Taxes From 1975-2011

In fact, with Touchsurgery, patients can visualize a number of computer simulated operations including removal of the gallbladder (cholycystectomy), removal of the appendix, (appendectomy), as well as common hip and shoulder surgeries.

FORBES: Worried About Your Surgery? Skip the Valium and Download the App