Wood/Hard Rubber Conversation Tube
This conversation tube has no maker's markings or date information on
it.
However judging by the style of the earpiece, this conversation tube
dates from somewhere around 1860 to 1880 or so.
|
 |
Click picture for larger view |
| |
 
|
| |
|
|
A view of the wood/hard rubber conversation tube. The overall length of
this conversation tube including earpiece and bell
is 55¾". This is considerably longer than many of the other
conversation tubes in the museum.
|
 |
Click picture for larger view |
| |
|
|
Close-up of the earpiece. The earpiece is 3¾" long. It was made of
hard rubber. The sulfur gradually coming out of the hard rubber over the
years gives it the brownish color. Notice that this ear piece has a
right-angled tip. This kind of tip was used on earlier conversation
tubes.
|
 |
Click picture for larger view |
| |
|
|
Close-up of the wooden bell. The bell is 3¾" long and is 1⅞" in
diameter. The wood used was likely lignum vitae, which is both hard and
black.
|
 |
Click picture for larger view |
| |
|
(If a larger picture doesn't appear, you may have to
turn your pop-up blocker off)
|
|
|
