 He was appointed Treasurer of Harvard College in its charter of 1650 , and served as a steward of the college from 1669 to 1682 . From 1659 he sat on the colony 's council of assistants , and was elected deputy governor in 1679 . In 1665 Danforth was member of a commission that oversaw the extension of Massachusetts colonial authority over the territories of what is now southern Maine , which colonial surveyors had determined to fall within its borders . 
