21. She was of 129 27 / 94 tons burthen and carried twelve 12-pounder carronades. 22. It still shows her launch year as 1784 and her burthen as 650 tons ( bm ). 23. Newman described her as being of 200 tons burthen , coppered, and a remarkably fast vessel. 24. The burthen ( weight bearing capacity ) of the " Bevis " was 150 tons. 25. Additional sheathing to the hull added about seven tons to her burthen and perhaps fifteen to her displacement. 26. She was of 143 tons burthen , out of Salem, and sailing to St Margaret's. 27. This declaration freed him from all civil effects of belonging to a church, especially ecclesiastical burthens and dues. 28. Lastly, it shows her launch year as 1784, and her burthen as 650 tons ( bm ). 29. She was of 300 tons burthen and was designed for speed, while still having a good cargo capacity. 30. She carried twelve 12-pounder carronades and was of 156 46 / 94 tons burthen ( bm ).