8 Position Landolt "C" Chart for 13 feet (4 meters) - accuspire
What is 21 Feet in Meters? Convert 21 ft to m
DMG Mori DMU/DMC/CTX spindle power cable, 21 feet 6.5 meters conductor 1x16 mm^2 | eBay
FILE ** Some of the in total 1,500 volunteers carry a flag measuring 2.5 kilometers (1.55 miles) long and 6.4 meters (21 feet) wide, described as the world's biggest flag, along