US$ 100.00
dropping into the Worcester Circuit Board Kit for telegraph work
high-temperature grid flame for chemistry ashing
endodermis
Decade capacitance box stepping 10nF to 100nF in 10nF increments at plus-or-minus 5% on 63V
Three-legged spherometer with legs spaced 40 mm apart and a vertical scale reading -10 to +10 mm at 0
Hare's Apparatus for Comparing Liquid Densities, 25" Material_Iron dropping into the Worcester CircuitThree limbed glass tube on a 61cm scaled wooden stand with a pinch clamp on the center limb, comparing liquid densities by the differential heights of drawn columns.
US$ 100.00
US$ 20.00
US$ 447.20
US$ 283.00
US$ 2766.40
US$ 448.00
US$ 2308.80