|
|
Nb9
Bicycle Dynamo
A) Plastic - Gear driven - Hand crank - Mes lampholder - 1.25V Lamp
B)
Economy type |
 |
Nb13
Boyles Law Apparatus
- Mounted vertically on scale - Calibrated dial - Bourdon gauge A) 0 - 400kPa B) 0 - 250kPa |
