Extracts relating to WEM from Bell Musical Instruments catalogues from various years. (For full catalogues click on this link – Full catalogues)

1963  –  1964  –  1965/6  –  1967/8/9  –  1968  –  1969

1970  –  1971  –  1972  –  1973  –  1974/5  –  1975/6  –  1977  –  1978  –  1978/9  –

1979/80  –  1980/1  –  1981/2  –  1982

There were no WEM items in the 1981/82 or 1982 Bell catalogues other than the IC400 Varispeed Copicat so the 1980/81 catalogue appears to be the last one that featured WEM equipment.