"[1] This instrument, consisting of a number of tuned glasses, adapts itself excellently for the accompaniment of a Zither, owing to its delicate tonal-quality.
In 1924, radio station WLAG (Minneapolis-St. Paul) broadcast musical glasses performances by Olin Wold and "Mrs. J. Albert Huseby.
"[8] On March 9, 1938, Bruno Hoffmann performed on the glass harp at the London Museum in a program including Mozart's Adagio (K. 356) and Quintet for harmonica, flute, viola, oboe, and cello (K. 617), accompanied by Geoffrey Gilbert, Leon Goossens, Frederick Riddle, and James Whitehead.
It was an "exquisite performance, in which the flute and viola in their upper registers were almost indistinguishable from the glasses, [which] held spell-bound a large audience, crowded over the floor, stairs and galleries".
Among them are the Glass Duo from Poland, Philipp Marguerre and Clemens Hofinger in Germany, France's Jean Chatillion and Thomas Bloch, Brien Engel, and Dennis James in the United States and Canada's Real Berthiaume.
Igor Sklyarov played the glass harp on the same song during two 2006 concerts recorded in Venice, Italy by former guitarist David Gilmour.
A colorful set of water tuned glasses is depicted as being played with a pair of metal sticks in several key scenes of the 2009 Korean TV drama Queen Seon Deok, showing the series' main anti-heroine Mishil (Go Hyun-jung), playing her own haunting theme melody Yurijan (Glasses) on that instrument.
Not only the rim of a wine glass may be rubbed to produce sounds, but also its base (foot), provided the stem is sufficiently long.