RBS,
I wish I knew more about John Parks Sr. The few guns I've seen by him were well made. Below is the full extent of the information that I've been able to gather on him. I hope somebody is able to add more here.
Mark Loudenslager
John Parks, Sr.
Born: abt. 1790 Ireland
Died: 1846 probably Penn Township, Union County, Pennsylvania
John Parks, Sr. is listed as a gunsmith in Penn Township, Union County (now Snyder County) tax lists in 1820, 1823, 1826, 1829, 1832, 1835, 1838, and 1841. He was assessed in 1826 as a tenant on land owned by Henry Laudenslager and having a log house and a log shop. John Parks, Sr. was assessed in 1829 as a tenant on land owned by Henry Ritter. In 1842, 1844, and 1845, John Parks, Sr. was assessed on income earned as a gunsmith in the tax records for Penn Township, Union County. John Parks Sr. married a woman named Elizabeth. Together they had four sons; John, James, Robert, and Levi. John Parks Jr. took up the gunsmith trade from his father. Sons John Jr. and James stayed in Snyder County, while the other sons removed to Indiana. According to 1850 census records, John Sr.’s wife Elizabeth lived in Elkart County, Indiana with his son Levi. John Parks, Sr. signed his rifles “J*P” on the top barrel flat centered between the rear sight and the breech plug. A rifle made by John Parks, Sr. is in the collection of the Packwood House Museum in Lewisburg, Pennsylvania.
1850 Federal Census, Pennsylvania, Elkhart County, Concord Township
Widow Elizabeth Parks, age 63, b. PA; Levi Parks, age 23, occupation “Laborer”, b. PA