She was awarded a Winston Churchill Memorial Trust Fellowship in 1967, and was able to study in detail and bring back to life the early musical instruments portrayed in carvings and on the walls of churches along the Camino de Santiago in France, Spain and elsewhere in Europe.
[5][1][2] As a session musician, she participated in broadcasts from the early 1960s, for instance, playing the vielle and organetto with Pro Musica Sacra and Ian Partridge.
[6] Remnant featured in numerous recordings of David Munrow's Early Music Consort, variously playing organ, fiddle, tabor and drums.
[7] She also played fiddle, alto crumhorn and tambourin with John Stewart Beckett and Michael Morrow's ensemble, Musica Reservata in recitals of Guillaume de Machaut and the music of Spain, broadcast by the BBC during 1967–8.
[4] She would describe and play a wide range of early instruments, including the harp, psaltery, rebec, organistrum, pipe, shawm, horn, chime bells and percussion.
[11][2] She was a founding member of The Confraternity of St James (CSJ), which began on 13 January 1983 in her house in Chelsea, on her birthday with a gathering of six early English pilgrims.