How To Use Sliding keel In A Sentence

• The factory greatly wanted a flat-bottom iron steamer, a stern-wheeler, with sliding keel, and furnaces fit for burning half-dried wood — a craft of fourteen tons, costing perhaps £14 per ton, would be ample in point of size, and would save not a little money to the trader. Two Trips to Gorilla Land and the Cataracts of the Congo
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