There are 3 silas Beckwiths named in Ct colonial records. A Silas Bicket(Beckwith) of Charlwemont Ma. He removed to Westmoreland Twp Oneida Co c 1813 where he& son Silas founded 2nd Bapt . Church. Ma Soldiers & Sailors in Rev War cites a LtSilas Beckwith who served with the militia in NW Ma during the Rev. War. Beckwith Notes #3 names this Silas and his brother Edward who were originally from New London CT. I have more ;if you are interested.