Gray and Davison
Encyclopedia
Gray & Davison was a large-scale manufacturer of church and cathedral pipe organ
Pipe organ
The pipe organ is a musical instrument that produces sound by driving pressurized air through pipes selected via a keyboard. Because each organ pipe produces a single pitch, the pipes are provided in sets called ranks, each of which has a common timbre and volume throughout the keyboard compass...

s, based in London. The company was active between 1841–1973 and had its heyday between 1905–1930.

Organs produced are stamped "John Gray", then later "Gray & Son" and from 1842 onwards as "Gray & Davison".
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