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Resistance box

From the Collection of The Ed Muirhead Physics Museum Level 2, The School of Physics, David Caro Building (192) Corner of Elgin and Swanston Streets The University of Melbourne Parkville VIC

Description
Wooden box with brass top and 24 knobs (22 larger and 2 smaller) on the right-hand side. In addition there are two extra knobs on the right side of the top, as well as two removable oval access panels with handles on each of the ends.
Size
18cm x 36.5cm x 14cm
Object Registration
455
Keywords
hartmann of braun, resitance decade box, resistance box, electical instruments, frankfurt, natural philosophy laboratory
Made By
Hartmann of Braun (Instrumentation)
Inscriptions & Markings
Stamped on top of box:
a coat of arms
'HARTMANN OF BRAUN A/M'
'RICHTIG BEI / 20 / GRAD CELSIUS'
increments for measurement
On front side:
Sticker labelled 'NATURAL PHILOSOPHY LABORATORY / NO 7 / UNIVERSITY OF MELBOURNE'
Stamped on end of metal top: 'No. 2665'
Last updated
3 Mar 2017 at 10:09AM