4.7.1806 Tomson, surveyor calls
Several possibles from Holden's Directory 1811. John Tompson land surveyor & architect 6 Cecil-st Strand (bur Islington 11.7.1811 age 57 from St Martin i t Fields, his will PCC 18.7.1811 dau Sarah wife Mary) / John Thompson land surveyor 7 Store-st / John Thompson surveyor 25 Newman-st SunFire 1803 there / James Thompson surveyor 3 Upper James-st, Golden-sq (will PCC 17.3.1825 James Thompson surveyor 68 Gt Titchfield-st bros John, William, George, Charles, Harry Williams, sistersSarah Scott & Margaret Thompson)