+———Jacob Blecker (5 Jun 1807 Boonesborough, Washington Co, MD – 29 Nov 1871 Boonesborough, Washington Co, MD)      |  +———Josiah Blecker (3 Jun 1849 Boonesborough, Washington Co, MD – 14 Aug 1913 Hagerstown, Washington Co, MD)  |   |          |   |   +———Henry Schriver (1780 – )  |   |   |  |   +———Barbara Ann Schriver (12 Feb 1811 MD – 5 May 1889 Boonesborough, Washington Co, MD)  |       |      |       +———Catherine Unknown  |      William Henry Blecker (22 May 1883 Boonesborough, Washington Co, MD – )  |      +———Mary Elizabeth Thum (13 Jun 1855 Hagerstown, Washington Co, MD – 24 Aug 1929)