"John (Thomson), bp. St. Andrews 5 January 1618/9; living as late as 1651, called 'John Thompson of London' [MBCR 3:130; SLR 1:117, 3:103-041. (Some have assumed that the John Thompson who resided at Weymouth and Mendon was the son of David Thompson, but in 1992 Douglas Richardson set forth cogent reasons why these are two different men [NHGR 9:110-16].)"
"… John (Thomson), an 'infant' when his fa. died, to whom Mass. conf. Thomson's Isl. 10 May 1648 (Records of Mass. 2:245). A master mariner, making trips across the Atlantic, and often at the Piscataqua. His fam. as far as known never here; he once liv. at Limehouse, co. Middlesex, also in London."