NameClara 
Birthabout 1819
Parent-Proof notes for Clara
One AWT says Clara Walter and one says Clara Moyer, both are good Snyder County, Middleburg names.
Parent-Proof notes for William (Spouse 1)
Meiser shows him as son of Christian.
Census History notes for William (Spouse 1)
In the 1850 Census, William Hummel lives in Centre Twp, Union Co with Clara 31, William 7, Moses 5, Aaron 4 and Benjamin 1.