| Item # |
Product Name |
Price |
|
|
| CO1 |
Methods of Operating the Comptometer
This manual covers the Model 'H'. The copper colored
machine. 51 pages |
$16.00 |
|
|
| CO2 |
Easy Instructions for Operating the Controlled Key Comptometer
This manual covers the newer Models 922 & 3D11 as well as
Models J,K&M |
$15.00 |
|
|
| CO3 |
Methods of Operating the Comptometer |
$16.00 |
|
|
| CO4 |
"Stop to Think" The Comptometer "Quicker than Thought"
This manual is also for the "Macroni Box" machine. It has
operating instructions. Also has list of accounts that
purchased the machine, many customer testimonies, and a
price list of 4 different models |
$12.00 |
|
|
| CO5 |
Applied Mechanical Arithmetic as Practiced on the Comptometer
Has over 600 pages of Mathematical applications that can be
performed on the Comptometer |
$66.00 |
|
|
| CO6 |
Easy Instructions for Operating the "Key Controlled" Comptometer Adding and Calculating Machine
An instruction book for the "Copper Colored" Model H. Circa
1920 |
$14.00 |
|
|
| CO7 |
Comptograph "Victor" Model 12ML Adding Machine
Disassembly and assembly instruction and parts catalog |
$17.00 |
|
|
| CO8 |
Felt's Comptometer 1887 Patent:
4 Wonderful Drawings
- 6 pages operational detail. Printed on very nice paper.
|
$16.00 |
|
|
| CO9 |
Service Manual for Model 'H' and Other Early Models Comptometer Key Drive Calculator
|
$23.00 |
|
|
| CO10 |
Operators Manual for the Comptometer Educator
|
$12.00 |
|
