This is a set of eight wooden rectangular stopped pipes. 2016.ph.720.1 is cubical and each proceeding pipe gets more elongated. Each pipe has a round…
The seismometer is mounted on a metal base painted white, with three adjustable brass feet, and a sunken lip so that a large acrylic cover…
An input tube is connected to the brass resonator located next to a sound source, a tuning fork; tubes branch off in two “;U”; shaped…
14 universal resonators supported by a cast iron frame. The resonators can be adjusted by sliding them outward, range from UT2 (base C) to UT5…
The object consists of a large flat wooden base on which rests ten tuning fork and resonator units connected to a ten-key keyboard. The keyboard…
The item consists of two curved steel magnets welded to T-shaped metal support brackets, with a gap between them. The brackets have four separate metal…
The instrument consists of two glass vacuum tubes in original protective wooden frames. The glass bulbs have ceramic bases with four metal connection prongs. There…
This object is a circular device comprised of an outer and inner container, with a detachable lid. The outer surface of the object is made…
2014.ph.630.1: The flask is upright, hollow, cylindrical and made of brass, which is oxidizing in some places. The exterior of the flask has five, evenly…
A polarizing filter is mounted in a dial that may be rotated using a small protruding brass handle. Markings indicating the orientation of the filter…