...been considerable, but are not yet well understood; the operation of natural causes since that period deserves to be maturely considered, for these have...sediment brought into them by landfloods. In this manner many inland lakes have been extinguished in Holderness, and nothing remains to denote their former...

...been considerable, but axe not yet well understood ; the operation of natural causes since that period deserves to be maturely considered, for these have...diminished in depth, and contracted in extent, by depesites of vegetable matter, decayed shells, and sediment brought into them by land floods. In this...

...by the Parisi. Professor Phillips, in his Illustrations of the Geology of Yorkshire, states " that the lakes, which were left on the retiring of the...vegetable matter, decayed shells, and sediment, brought with them by land floods. In this manner,'' he continues, " a surprising number of inland lakes have...

...by the Parisi. Professor Phillips, in his Illustrations of the Geology of Yorkshire, states " that the lakes, which were left on the retiring of the...vegetable matter, decayed shells, and sediment, brought with them by land floods. In this manner," he continues, " a surprising number of inland lakes have...

...The lakes, which * It is now known as Cyrena fluminalis. were left on the last retiring of the sea, appear to have been continually diminished in depth...contracted in extent by deposits of vegetable matter, accumulated shells, and sediment brought into them by landfloods. In this manner many inland lakes...