Browse Items (18 total)

Steel, brass, wood, accordion reeds, blower fans, linear bearings.

In their original Reed box experiments, Grainger and
Cross approximated the effect of gliding musical
pitches by using closely-spaced microtones. They
detuned harmonium reeds to…

Steel, PVC pipe, plastic sheet, globes, ink, electronics, speakers.

One of Grainger and Cross’s last experiments before
Grainger’s death in 1961 was an attempt to create a more
immediate and accurate form of Free Music through the
use of…

Ink on paper

21.4 x 14.3 cm

This photograph shows the Grainger and Cross's Kangaroo Pouch Tone Tool Free Music machine installed in the Grainger Museum, probably in the late 1950s. The machine was not fully complete when it was installed, and Cross visited the Grainger Museum…

The box of Free Music components that this object is part of contains scraps of wood, metal, paper and rubber.
- Wood and felt frame (musical instrument?)
- Small piece of cardboard with electronic components attached - transformer, potentiometer,…

Large, upright wooden frame with cross beams at side. Two vertical poles / tubes at each side divided into four sections with acetate discs. Paper reels (cut to represent pitch) are fed through a series of metal poles - a roller runs along top (cut)…

Photograph of Free Music experiments with Grainger's Duo Art player piano, and types notes by Grainger describing the experiment