Labels:text | screenshot | website | web page | man | online advertising | person | clothing OCR: WAREHOUSE POP-UP When you open a warehouse pop-up, a video clip of David Macaulay introduces the machine. Click on any red box for more information Log Book HOT-AIR BALLOON Wareleness MACHINE PRINCIPLE mnepiks Floating History HISTORY 1783 INVENTOR Joseph and Jaques Montgolfier Back HELP CONTENTS