If you could go back in time carrying a full backpack of modern items and technology, what would you take?

Question

I'm researching a book idea. time target is 1500's to 1800's in United states mid west to west? more ideas please

Answer 1

Lap top, iPod, cell phone, and peanut butter =]

Answer 2

I'm targeting the 1970s. I'm going to bring a laptop and a big book of records of which team won which game.

SO I can make big bucks on sports bets.

Answer 3

a backpack full of penicillin and a copy of axis: bold as love on phonograph cylinder

Answer 4

I'd take modern medicine, cure the sick and hopefully the scientist could re-create it and modern medicine would be drastically evolved and diseases will be eliminated.