From Schermerhorn Genealogy and Family Chronicles:
Chapter II: Descendants of Ryer Jacobse Schermerhorn
HON. MAUS, son of (11) Simon Schermerhorn and Hillegonda Van Vranken; b. Mch. 9, 1753; bp. in Schenectady; d. Jan. 26, 1830; bur. in Vale Cem.; m. Apr. 12, 1786, in Schenectady, CATHARINA SWITS; b. May 1, 1764; d. Aug. 20, 1829; bur. in Vale Cem.; dau. of Major Abraham Swits and Margaret Dellamont.
Children:
Annatje, b. July 13, 1786; m. Johannes Van Boskirk of Staten Island.
(49) Gen. Isaac Maus, b. Jan. 2, 1790; bp. in Schenectady; m. Elizabeth C. McGoffin.
(50) Hon. Abraham Maus, b. Dec. 11, 1791; bp. in Schenectady; m. Mary Kent Adams.
Margarita, b. May 14, 1795; bp. in Schenectady; s. p.
Simon, b. Feb. 23, 1801; bp. in Schenectady; d. July 16, 1805.
(51) Jacob Maus, b. Nov. 12, 1804; bp. in Schenectady; m. Louise Anna Barber.
Maus Schermerhorn was a soldier in the Revolution and served under Major Jellis Fonda in the 2nd Albany Regt., receiving a land bounty for his services in 1829. He lived at No. 218 State St., Schenectady, and his brother John lived just west, at No. 220. Their property extended southeast to Vedder Ave., and southerly to Oothout St., including the greater part of what was later called the Bouwery. He was mayor of Schenectady for sixteen years. He was elected to the Assembly Apr. 20, 1802, was a trustee of the Lancaster School at Schenectady and Supervisor of the 2nd Ward in 1809, 11, 12, and 18. With his brother John he occupied pews No. 57 and No. 66 in the 1st Reformed Church, Schenectady, in 1814, was deacon of this church in 1815 and elder in 1818, 19, 21 and 28. His will is filed in Schenectady, N. Y.