Long ton, also known as the imperial ton or displacement ton is the name for the unit called the ton in the avoirdupois or Imperial system of measurements standardised in the thirteenth century that is used in the United Kingdom and several other British Commonwealth of Nations countries alongside the mass-based metric ton invented in 1799.
The author of The House Of Seven Gables is Nathaniel Hawthorne.
The House of the Seven Gables was Hawthorne's follow-up to his highly successful novel The Scarlet Letter. He began writing it while living in Lenox, Massachusetts in August 1850.