Most drop towers require child riders to exceed a minimum height; limits vary widely depending upon the nature of the tower, with a 30-foot (9 m) tower for smaller children from 37 inches (95 cm) tall, and a 115-foot (35 m) tower having a 51-inch (130 cm) restriction.
How many sheet of copy paper equal an inch? Using good quality 24 pound paper, a one inch thick stack is about 215 sheets. Using the more common 20 pound paper - popular in schools - one inch is about 250 sheets. Edit
The Madison Papers consist of approximately 12,000 items, spanning the period 1723-1859, captured in some 72,000 digital images. 1  James Madison, May 25, 1792. 2  James Madison to George Washington, June 21, 1792. 3  James Madison to Thomas Jefferson, June 27, 1823. 4  James Madison to Thomas Jefferson, February 8, 1825.