Genealogical Research:1410 "Was one of the early settlers on Pennsylvania side of the Ohio state line. He was a miller and drover. Settled Moon Township, Beaver County, after first settling near Petersburg, Ohio. His will is on record in Beaver County, Pennsylvania, v. A, p. 35-36, written March 5, 1811, probated March 26, 1811. Pennsylvania Society S. A. R. History Lineage of Past & Present, p. 238 indicates Michael was married 1773, also states he was a Private, York County, Pennsylvania Militia."

Biographical Sketch (1932):1372, p. 163-164. "Michael Musser Jr., born about 1742, died 1811, married Mary Anna ——. Michael Jr.'s name appears with that of Michael Sr. in all York County records from 1779 until Michael Sr. disappears from the records about 1789. Both of them resided in York Township. Michael and Mary Anna moved to Beaver County, Pennsylvania, in which county his will naming his son John was probated March 5, 1811.1372, p. 164. As his authority, Farley cites Beaver County wills, A-35. Michael Jr. evidently joined the westward movement of the family after 1800, as his name appears for the last time in the U.S. census of that year in York County."

Biographical Sketch (1907):1452, v. 1, p. 265-266. "The Third Battalion of Associators was organized in 1775 by Colonel Richard McAllister, of Hanover, who commanded the Second Pennsylvania Regiment of the Flying Camp, in which a large number of his men enlisted at Perth Amboy, New Jersey, in 1776. After the organization of the state militia, in 1777, the Third Battalion was commanded by Colonel David Jameson. Part of this Battalion served under Jameson at Germantown, White Marsh and minor engagements in 1777. It was organized in 1775 out of the Associators in the townships of Heidelberg, Berwick, Paradise, Mt. Pleasant, Manheim, and Germany." Michael Mosser listed as a Private in Capt. Jacob Beaver’s and in Capt. Christopher Lowman’s companies of the Third Battalion."

Biographical Sketch (1974):1887 Michael Jr. (1742?-1811) had a wife named Mary Anna. The emigrated to Beaver County, Pennsylvania, where his will (probated in 1811) revealed five children: John Michael, Catherine, Henrich, Abraham, and Juliana."

1742 Baptism:2093, As her authority, Donson cites Family History Library Film 0727366. Transcribed and translated from the church records of Bischwiller Reformed Church: "1742 26 Aug. (baptized) Hans Michael, son of Hans Michael Moser and Eva nee Elsasser."

1763 Baptism Sponsor:1568, v. 3, p. 9. Sabina Margr. of Jacob Smith and Ruth, born February 2, 1763, baptised June 12, 1763, second Sunday after Trinity. Sponsored by Michel Moser (son of Michel), Elisab. Margreth, daughter of late Georg. Geis.

1776 Baptism:1465 Moser, John Michael; parents, Michael and Anna Maria; born April 29, 1773; baptized August 4, 1776; witnesses, Conrad Giesy and Maria Agathe, his wife. Performed at Blimyers Lutheran Church in Hopewell Township, York County, Pennsylvania.

1778 Baptism:1568, v. 2, p. 81. Catharina of Michael Moser and wife, born August 21, 1778, baptized August 28, 1778, sponsors, Catharine Lindis. Performed at First Reformed and Trinity First Reformed Church, York County, Pennsylvania.

1779 Tax List, York Township, York County, Pennsylvania:1546, (Michael Mosser, p. 144) Michael Mosser listed as owning 50 acres and 2 horses and 2 cows, levied a tax of 9.0.0.

1780 Tax List, York Township, York County, Pennsylvania:1547, (Michael Mosser, p. 179) Michael Mosser listed as owning 50 acres, 2 horses, and 2 cows, levied a tax of 6.5.0.

1781 Tax List, York Township, York County, Pennsylvania:1548, (Michael Mosser Jr., p. 344) Michael Mosser Jr. listed as owning 100 acres, 2 horses, and 2 cows, levied a tax of 1.12.0.

1782 Tax List, York Township, York County, Pennsylvania:1549, (Michael Mosser Jr., p. 574) Michael Mosser Jr. listed as owning 100 acres, 2 horses, and 3 cows, levied a tax of 3.1.7.

1783 Tax List, York Township, York County, Pennsylvania:1545, (Michael Mosser Jr., p. 673) Michael Mosser Jr. listed as having 4 males and 5 females in the household and owning 100 acres.

1790 U.S. Census:97, p. 282.,1947
Pennsylvania, York County, York Township
Head of Household •• Michal Mossir
Males 16 and over •• 2
Males under 16 •• 1
Females •• 6

1793 Baptism Sponsor:1568, v. 2, p. 55. Michael Moser and wife Maria, both Reformed, witnessed the baptism of Daniel Koch, 20 May 1793, at the First Moravian Church, City of York, York County, Pennsylvania.