Aho Collection ➔ Magnetometer
Object
1995.1.150
Handheld prospecting tool, 'AEM Magnetometer Vertical Variometer for Professional & Amateur Prospectors'. Manufactured by L.A. Levanto, Oy, Helsinki, Finland. 'Readings are directly in magnetic units'. Built-in circular level at top of instrument. Number '509' engraved on front and 'Made in Finland'. Comes with brown leather case marked 'AHO' on back, and a one-page brochure. Used by Dr. Aaro Aho in his mining exploration work.
ORIGINAL OWNER: Aho, Aaro