Show Music by Electricity The nova chord is an electrical musical musical musical mu mu- instrument invented by Laurens Laurens Laurens Laur- Laur ens Hammond In form it resembles resembles resembles bles an old-fashioned old spinet having havinga a single manual keyboard of 72 notes which are played as a piano Its tones however are produced entirely entirely entirely en en- electrically by means of circuits circuits circuits cir cir- cir cir- of ordinary vacuum tubes The tones are regulated by means of simple controls mounted on the front panel above the keyboard |