Perkins, June (Mrs. Phillip) (nee Spetch)Share
Vaccum Tube Voltmeter
Voltmeter. Metal box painted grey, five cords attached at bottom. On top is leather handle. On front are a display and several dials. Plaque at bottom on front reads "HP model 410B vacuum tube voltmeter". Back cover is detachable.
Perkins, June (Mrs. Phillip) (nee Spetch)
Date of Object:
19 cm L x 17 cm W x 28 cm H