GSL/L/R/1/9 | Letter from the ORDNANCE SURVEY | 30 Jan 1834 | |
GSL/L/R/1/133 | Letter from the ORDNANCE SURVEY | 18 Dec 1834 | |
GSL/L/R/1/310 | Letter from the ORDNANCE SURVEY | 18 Jul 1835 | |
GSL/L/R/1/332 | Letter from the ORDNANCE SURVEY | 9 Nov 1835 | |
GSL/L/R/3/65 | Letter from the ORDNANCE SURVEY | 29 Apr 1837 | |
GSL/L/R/3/94 | Letter from the ORDNANCE SURVEY | 10 Jun 1837 | |
GSL/L/R/3/97 | Letter from the ORDNANCE SURVEY | 15 Jun 1837 | |
GSL/L/R/3/215a | Letter from ORDNANCE SURVEY | 22 Jan 1838 | |
GSL/L/R/3/291 | Letter from the ORDNANCE SURVEY | 16 May 1838 | |
GSL/L/R/4/30 | Letter from the ORDNANCE SURVEY | 12 Oct 1838 | |