Cotton's scale

Struttura del meccanismo
Funzione	This is a metal base, with only one scale on one side. There are two terminals (1 red and 1 black). There is one of these devices in the least cluttered room and one in the large room.

Funzione di movente
Dimensione del meccanismo	spaziale

Permanent links

DMG-Lib		https://www.dmg-lib.org/dmglib/handler?mcdsc=3023025
Europeana		http://www.europeana.eu/portal/record/2020801/dmglib_handler_mcdsc_3023025.html