Incredible 1915 Burroughs Adding Machine, Historical Accounting ~WWI era

Description

Incredible 1915 Burroughs Adding Machine, Historical Accounting ~WWI era]
As featured in the "American Enterprise" exhibit at the National Museum o
f American History, this is a 1915 manually operated,
full-keyboard printing Burroughs adding machine manufactured in Detroit, Michigan.
It has a black-painted metal frame with a green-painted metal keyboard. Five columns of black and white color-coded plastic keys and non-add, total, and subtotal keys are on the left, repeat key is on the right.  Under glass in front of the keys is a row of six number dials, indicating the sum of numbers added.  A crank on the right side operates the machine.
Black ribbon and paper tape is intended to be placed behind the keyboard, where the printing mechanism is located.  Six digit type bars with an additional type bar right of these that prints symbols.
The "Burroughs" logo is marked on the back of the keyboard.  A metal tag with the serial number is affixed at the base of the machine on the front, showing: 3-467490
.
Burroughs acquired the Pike Adding Machine Company of Orange, New Jersey, in 1909 and this machine is very similar to the Pike.
MAKER:
Burroughs Adding Machine Company
PLACE MADE:
United States: Michigan, Detroit
MEASUREMENTS:
10 in wide x 12 in tall x 20 in deep
Weight: 28 lb.
Serial NUMBER:
3-636127
Museum EXHIBITION:
American Enterprise
EXHIBITION LOCATION:
National Museum of American History
Condition
:
Very good.  All keys depress and rise up as designed, arm swings well, type bars rise up to platen roller, untested with paper as I do not have paper or ribbon.  Beautiful logo and clear serial number plaque.
Some paint chips and allover scuffs, internal dust as expected with age and use.