To unlock the Blowing in the Wind trophy in Assassin's Creed III Remastered, you will need to collect all four pages for one of Ben Franklin's Almanac volumes.
Collecting all four pages for a single volume is a requirement for the trophy below:
There are 36 pages to be collected in total, 20 in Boston and 16 in New York. To collect them you will need to chase them whilst they are being blown away by free-running.