Brummy
Information from directories, year is year of issue, so information probably refers to the year before.
1818
William pitt, engraver, l.ittle Charles st
1849
Pitt William, brass founder and whitesmith, 86, Caroline st. home. 46, Summer hill ter
1855
Pitt & Davies, manufacturers of cornice poles & curtain rods, 86 Caroline street
1858
Pitt and Davies, patentees, a,nd manufacturers of patent cornice poles, rings,brass chair and trunk nails, composition slate sheeting and dock nails, cast copper rivets, lasso rings, etc., 86, Caroline st
1862
Pitt & Davis , brassfoundersEtc,86 Caroline st
(didn’t seem to be a Betts in Rupert st)
1873
Pitt and Betts, malleable ironfounders andnail makers, 86 Caroline street, and Rupert street
1876
Pitt & Betts, brass nail makers, Rupert st. & 86 Caroline st
1880
86 Caroline st. 86 Peart Fredk. & Co.brass nail makers
No sign of Pitt & Betts