Jacob died on 28 Apr 1863 in Carroll, Indiana aged 78.
Sources
↑Death:
"Indiana, U.S., Death Certificates, 1899-2011"
Indiana Archives and Records Administration; Indianapolis, IN, USA; Death Certificates; Year: 1910 - 1919; Roll: 02 Ancestry Sharing Link - Ancestry Record IndianaVitalsDeaths #3868915 (accessed 29 January 2022)
Sophia Dunkin Dunkin death 17 May 1914 (age 85) in Carroll, Carroll, Indiana, USA.
Zinn genealogy: "History and genealogy of the Zinn family" Zinn genealogy > image 14 of 56 Ancestry Sharing Link - Ancestry Image (accessed 29 January 2022)
See also:
Find A Grave, database and images (https://www.findagrave.com : accessed 25 April 2019), memorial page for Jacob Zinn, III (15 May 1784–28 Apr 1863), Find A Grave Memorial no. 43841044, citing Deer Creek United Brethren Cemetery, Deer Creek, Carroll County, Indiana, USA ; Maintained by Walt McFatridge (contributor 47789420) . Links to children Susannah Snell 1816-1895), John 1808-1882, Joseph (1810-1894), Mary Forlow (1813-1906), Daniel 1819-1908, George (1822-1913), Elizabeth Ann Price (1825-1909), and Sophia Dunkin (1828-1914). Jacob is III, according to this record