[1] He was part of one of the most productive lead mines in Iowa County in his early years after arriving in Wisconsin.
Apparently the first teacher in the Centerville region of the town of Highland, Mrs. H. Clarke, was quite unpopular with the parents and they sought to replace her after her first year.
Hollenbeck was one of several men who then attempted to board up and secure the schoolhouse, but she occupied the place again the next day and threw them out when they tried to remove her.
Hollenbeck was elected as a delegate of Iowa County to this second convention, though he apparently took little role in the drafting of the document.
With Blair, he had at least two children, Charles, who died in infancy, and Mary Ann, who married Henry Currier.
[1] Hollenbeck's second wife died in 1854, and he subsequently married Deborah Brown (née Hook), a widow, with whom he had at least two more children.