the first letterbox was invented in 1803
G. E. Becket invented the letterbox in 1858. His design was aimed at improving mail collection and delivery efficiency. This innovation significantly influenced how postal services operated, making it easier for people to send and receive mail.
with a hammer
Through the Letterbox - 2010 is rated/received certificates of: UK:12
Found a few good sites:http://www.readersdigest.com.au/handyman/how-to-build-a-brick-letterbox/article114102.htmlhttp://www.bluecirclesoutherncement.com.au/Docs/Howto/PackagedProducts/HP_HowTo_BrickLetterbox_pf.htmlhttp://www.renovateforum.com/f176/my-new-brick-letterbox-77979/
The letterbox
7 by 5
yes
The wide-screen is a letterbox format. There are many different aspect ratios used today.
5 dollars
yes
See link below.
No. The whole point of a letterbox is to give the illusion of wide screen. Making a letterbox full screen would definitely defeat the purpose of the effect.