History of Fulton County, Illinois; together with Sketches of its Cities, Villages and Townships, Educational, Religious, Civil, Military, and Political History; Portraits of Prominent Persons and Biographies of Representative Citizens. Chas. C. Chapman & Co., Peoria, Illinois, 1879, page 757, Kerton Township
  James D. Tyrer, physician and surgeon, Marbletown; was born in Quincy, Ill., in 1832. When quite small his parents moved to Wisconsin, where in the mining regions they remained some 18 years, when they moved back to Quincy. His father was among the original settlers of Quincy and settled there among the Indians. He bought a soldier's claim lying adjacent to what is now the city of Quincy. Although not a graduate of a medical institute he acquired considerable skill as a physician and became a prominent citizen of Quincy. He set up and had in running order the first mill stones ever brought to Adams county. He died at Quincy in the 87th year of his age. Mrs. T. is living at the age of 91. The Doctor is the youngest of 6 sons. He received a liberal education at Quincy and graduated from the Chicago Medical College in 1859. He first began practice at Quincy, where in 1855 he had married Miss Catharine M. Terry. He went from there to Mt. Sterling, thence to Jacksonville, then to Astoria and finally to Marbletown. He has a family of 5 children.

Additional data and all photos submitted by Janet Howard:

  James D. Tyrer married a second time, to Sarah Elizabeth Lane. Two of his children were Lotta Mae and Estella. Lotta married Samuel Edwin Fackler and Estella never married but ran a millinery store in Astoria. Dr. James Tyrer, his wife, Sarah, and his daughter, Lotta and her husband are buried in the Astoria cemetery.