A MAGNETIC GLOBE DEMONSTRATION APPARATUS
PHILIP HARRIS, EARLY 20TH CENTRY
the 6-inch parquetry globe with brass axis, cathode and anode, fitting in square wooden box with horiztonal plate for iron filings, maker's plaque to side PHILIP HARRIS Ltd BIRMINGHAM.
11in. (27.5cm.) wide
A MAGNETIC GLOBE DEMONSTRATION APPARATUS
PHILIP HARRIS, EARLY 20TH CENTRY
the 6-inch parquetry globe with brass axis, cathode and anode, fitting in square wooden box with horiztonal plate for iron filings, maker's plaque to side PHILIP HARRIS Ltd BIRMINGHAM.
11in. (27.5cm.) wide
.jpg?maxwidth=3840)