sounds like the Crown Inn at Drybrook /(Puddlebrook) Hawthorns near the Euroclydon looking out over Lea Bailey and Hope Mansell...

http://www.old-maps.co.uk/
co ords 364360,218415

If you look carefully on this mordern map
you will see the Hereford/Gloucester county boundary -marked as
a black chain line --.--.--.--.--.--.-- pass close to the buildings - pink rectangles - just above ( north) of the word Puddlebrook.
This is where the old Crown Inn was.

www.multimap.com/map/browse.cgi?lat=51.8594&lon=
-2.5242&scale=25000&icon=x

The Mus(eum) marks where the Euroclydon is , the Dean Mechanical Organ collection is housed along side the Old folks home ( at the Euroclydon)

Forest Of Dean Mechanical Organ Museum Springfields, Hawthorns Cross, Drybrook, GL17 9BW.
Open 14:00 - 17:00, Tuesday & Thursday, April, May, July, August and September. Also open Easter Saturday & Monday.
Parties by arrangement all the year round (not Sundays). Admission £3.00 (£2.50 for OAPs).
Polyphons, DeCap Café Organ, Gasparini Fair Organ, & Chiappa piano, etc.

Contact: Wally or Gill Marfell, Tel: +44 (0)1594 542278