Thanks to recent responses from Patsy and Michael --- and for the many earlier related ones.Scanning them has been most helpful.
Found in the Vermont Historical Gazeteer that one JOSIAH TERREL of Enosburgh VT in March 1798'be hog-reefe with swine not to run at large from 6 May until 20 October.'Was this the Josiah born 1771 and later selling land in Rupert?
Is there a list of Arab's children?[the Arab Terrill born ca 1750]?
Is there a list of Jonathan's children?[the Jonathan Terrill who was brother to Josiah b 1805]?
Who are the children of Lewis Terrill, senior who in the 1850 Cambridge VT census is 52 years old, therefore born ca 1798.
Is the child William L age 16, actually the Lewis W for whom I am searching, I wonder.He would have been about 16 or 17 in 1850. In the 1860 census Lewis W is age 27 is shown with his wife Martha.They were of Cambridge VT, as well.