Israel Trask was 10 when the snowball fight/riot happened. Turning privateer at 12. To read more about this person who is buried in First Parish Burial Ground use this link: Israel Trask War Accounts
For even more information about Israel Trask he is a chapter in the book “I Was A Teenager In The American Revolution” by Elizabeth Ryan Metz. He is in chapter 2 and his privateering adventures are also detailed.