This piece is a wooden square pyramid open at the base with a round spout at its tip.
This square wooden organ pipe has a glass window set into one end, through which can be seen a metal reed. A long metal pin…
This device consists of two microscope holders (in which one microscope remains) clamped to a flat metal track above a ridged groove. There is a…
The first piece, 2009.ph.272.1, consists of a metal tube coated in canvas and painted dark green. This cylinder is closed at both ends with what…
This piece consists of a long metal tube with a lens at one end and a brass tube on the other, both parallel to the…
The instrument consists of a flat rectangular glass plate with cut-off corners. The glass plate is set in a U-shaped wooden frame. The glass plate…
Item is a wooden box sitting on four rotating feet. The top has an inset velvet box and a brass door which opens to reveal…
The base of instrument is a shallow metal tripod that is painted black. Above the base is an upright pole made of brass, and it…
This piece consists of a rectangular wooden pipe in a round, wreath-like shape. A round mouthpiece protrudes from one side. On the body of the…
This instrument consists of two square wooden organ pipes of equal proportions. The first, 2013.ph.617.1, is open at one end and has a mouth and…