GRAY AND KEEN |
England, fl.1847-51, MIM NIM OIM PHIM |
Octant = MYS; Sympiesometer = Phillips 2/22/77. |
barometer makers; John Gray (probably 3 or 4) and Robert Keen. |
25-26 Strand Street, Liverpool. |
Taylor 2(1138); Bryden 9; Bell 2; Brewington 1; Chaldecott 3; RGO; RSW. |
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