↑"Calvin Howard Bell Family". extract from Bell Family History. Access Genealogy. April 23, 2012. Diarsipkan dari asli tanggal 2011-11-04. Diakses tanggal April 19, 2012. Judge Woodbury Langdon, of Portsmouth, N. H.; Delegate to the Continental Congress, 1779; President of N. H. Senate, 1784; Judge of the Superior Court of N. H., 1782-91 ... (a) Catherine Whipple Langdon: m. 1808, Edmund Roberts, of Portsmouth, N. H.
