see Poland Street 19 to 44 in London Addresses dataset
Thomas Singer 28 Poland St ratebooks 1774-86 / Thomas Singer = St James 1.6.1770 Elizabeth Weller botp banns wit Atwood Martin / Daily Advertiser 4.11.1774 Wanted several French Trimming Weavers and hand workers, Thomas Singer's 7 Poland St, & 1st floor to let unfurnished / Daily Advertiser 29.4.1777 ad for lease of No 7 on east side of Poland St occ. Thomas Singer rent £38 p.a. ground rent £26.5s p.a./ Daily Advertiser 8.5.1778 lease of 28 Poland St for sale rent £38 p.a. ground rent £26.5s p.a. / Thomas Singer feather & trimming maker Poland St voted Hood & Wray 1784 / will PCC proved 7.2.1797 by widow Elizabeth dated 1796 Thomas Singer feather manufacturer of St Marylebone mentioned sons Samuel & George / will PCC Elizabeth Singer 1811 of Princes St, Cavendish Sq dated 6.10.1809 mentioned children Elizabeth wife of William Adcock, Harriott Ann, Mary, Thomas Edward, Catherine, Samuel Weller and George John / Samuel Weller Singer DNB 1783-1858 and George John Singer DNB 1786-1817