On the high ground, on the opposite side of the "deep hollow," General Heath posted the Regiment of New York troops commauded by Colonel William Malcolm, and Lieutenant Fenno of the Artillery, the latter with a field -piece, with instructions to occupy a position in the skirt of the wood which covered the upper portion of the high ground, " at the South brow " of the hill and there, that covering party remained, until the American Army retreated into the high grounds of Northcastle.^

While the Division commanded by General Heath was thus hurrying, by a forced march, towards the White Plains, during the night of the twenty-first of October, another portion of the American Army was engaged in a brilliant dash on the enemy's outpost, at Mamaroneck.

It will be remembered that, on the twenty-first of October, when the Right and Center of the main body of the Royal Army were moved forward to a position between New Rochelle and the White Plains, the Queen's Rangers, a select body of Loyalists, commanded by the celebrated partisan, Lieutenant-colonel Robert Rogers,' were pushed forward

1 Then and now known as the Slamaroneck-river.

2 Then known as " Horton'e pond : " now known as "St. Mary's " Lake."

3 The entire property included in this portion of our narrative, is now owned by Cliarles Deutermann, Esq.

* Now forming a portion of what is known as " The Underliill " Farm."

5 Tliis description of the ground occui>ied by tlie Division commanded by General Ileath, has been taken, largely in his own words, from his Memoirn^ evidently written by himself, page 75. For our statements concerning the present names and owners uf the several properties referred to, we are indebted to the Hon. J. O. Dykman, Judge of the Supreme Court of the State of New York, and a resident of the White Plains.