on July 4,
First part of these 24 hours Light winds and very foggy weather and very cold. at 7 PM heard a Report like unto A gun. Made all sail in pursuit of it. At 10 PM came on so Dark that I could not see the fore mast from the main. At 10 PM it being to Dismal to run hove her too. At 4 AM made all sail. at 8 saw several Islands of Ice with in a mile of us. Tack ship and stood to the [?] , as I suppose it must Be the Island of Ice Bursting which made those Reports like guns. The mountains of Ice was nearly 50 feet above the surface and very large in circumference and the Islands being thick together. [?] it Ends with thick weather [?]
From the Schooner Mammoth Logs, 1814. MS 3082, H. Furlong Baldwin Library, Maryland Historical Society.