...l, And help to build the wooden wall! The schools were sometimes given half-holidays when a great ship was to be launched. It was thus I witnessed the launch of the St. Petersburg, built by Mr. Magoun , in 1839. It was a ship of 828 tons, the largest ship which up to that time had been built in Medford. It was the first launch I ever saw. How beautiful the brightly painted ship, with her grace...