Of all the thereminists in the historical pantheon, Lucie Bigelow Rosen (nee Dodge, 1890-1968) is among the most intriguing. Wife of the prominent millionaire Walter Rosen, Lucie befriended Léon Theremin around 1929, quickly becoming his main sponsor. She concerted internationally on a custom-built instrument, met with critical acclaim, and commissioned and premièred several new works, including Bohuslav Martinů's Fantasie and Robert Browning's Concerto in F.
The recent re-discovery of practice recordings and a promotional record from the late 40's has reignited interest in Lucie's skill as a performer, and inspired comparisons with her contemporary, Clara Rockmore. It was therefore with some surprise that I discovered the following letter, which Lucie wrote to the New York Times in November 1934, entitled 'Intonation on the Theremin.':