Robson's Dir 1830 & 1835
Cole, Nichols & Co, merchants, 19 Cornhill
Pigot's 1839 Directory
Cole Nichols and Co, 34 Dowgate Hill, merchants
Records of Sun Fire Office at London Metropolitan Archives
MS 11936/567/1328238
Insured: Messrs Cole Nichols and Co, 34 Dowgate Hill, merchants
Date: 6 May 1840