Figure 12. Buchanan piezometers (PRINCESS ALICE models) - These newer models
were used on the PRINCESS ALICE II by their designer, John Y. Buchanan in 1902.
The first test of these instruments was on July 31st, 1902 in 2589 meters at Lat
. 37 31 00N, Long. 24 54 15 W. Subsequently readings were made as deep as
5943 meters.
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