WEM WATKINS CUSTOM COPICAT old 1 Dirt the speaker is a later

the speaker is a later 15” Mackenzie

and supplied with a guide to use and maintenance

From that manual:

Harpsichord and Clavichord

WEM WATKINS CUSTOM COPICAT old 1 Dirt the speaker is a laterWatkins WEM Custom Copicat We're tape and disc echo specialists and always have a good selection of vintage echo machines. Check out our other listings for fully serviced Binsons, Copicats, Echoplexes and Roland Space Chorus Echoes. As business sellers, we've sold many tape echoes in the past ten years; we understand how they should sound and function. We guarantee that this machine will not disappoint. Offered for sale here is a WEM Custom Copicat