Anne Ford it was considered controversial for a woman to play the "masculine" viola da gamba, referred to at the time as the "viol di gambo". Ford gave a performance at Spring Gardens in 1761, "English airs". accompanying herself on the musical glasses. She also wrote a published work, "Instructions for Playing on the Musical Glasses". The instrument was comparable to the glass harp of Richard Pockrich consisting of individual glass goblets tuned with water, and preceded the 1761 mechanized armonica (Glass harmonica) invention of Benjamin Franklin and played by Marianne Davies. Ford's accomplishments risked being complicated by an infatuated lover, the
Bristol blue glass many other studio Glassmakers in the South west. Today, Bristol Blue Glass is produced by The Original Bristol Blue Glass Ltd in Brislington, established in 1988. In the 1990s, John Harvey & Sons of Bristol began to sell Bristol Cream sherry in bottles made from Bristol blue. The glass contains cobalt oxide, which creates a deep yet bright blue, and 24% lead oxide (PbO). Bristol blue glass Bristol blue glass has been made in Bristol, England, since the 18th century, with a break between the 1920s and 1980s. During the late 18th century Richard Champion, a Bristol merchant and potter,