From The History of Darke County...by W. H. McIntosh 1880:

GEORGE COBLENTZ, farmer; P. 0. El Dorado, Preble Co.; one of the oldest residents of Butler Township now living; was born in Frederick Co., Md., Nov. 26. 1812; when he was a young man, his parents came West and settled in Montgomery Co., Ohio, where he remained until his marriage with Miss Eva Foutz, which was solemnized March 16, 1834; she was the daughter of Frederick Foutz, a native of North Carolina; she was born in Montgomery Co., Ohio, Dec. 22, 1813; after their marriage, they remained in Montgomery County about two years, then came to Darke County; his father had entered a piece of land in Sec. 21 for him, and they put up a cabin on it and lived there about one year, but, feeling that this was too slow a way to get a start, he bought 55 acres in Sec. 29, upon which there were about 10 acres cleared, a log cabin, and a young orchard started , they removed to this place in February, 1837, and have since resided here, improv ing and adding to the original 55 acres, until he had about 600 acres, all of which he has divided out among his children; Mr. and Mrs. Coblentz, now quite advanced in years, have seen the forest, once the home of the roving savage, cleared by the woodman's ax, the swamps, foul with decaying vegetable matter, drained and renovated, and all made beautiful by the advance of civilization and the im provements and embellishments they helped to make, creating fertile fields and pleasant homes for themselves and the generations to follow; Mr. Coblentz has been a quiet, industrious citizen; both he and his devoted wife have been worthy members of the U. B. Church for more than forty years ; they are kind neighbors and useful members of society; they are the parents of nine children — Catherine, Mary, Ezra, William Henry Harrison. Susanna, Elizabeth, John, Rebecca J. and Eliza E.; Ezra is deceased; the rest are all married, and are substantial citizens of Darke County ; John is the youngest son. and has the old homestead, and his parents reside with him; he was married to Mary C. Garrison May 26 1870; she is a daughter of Simeon Garrison, and was born in Butler Co., Ohio, March 5. 1852 ; they have two children — Charles H. and William R.