| Manufacturer: |
Heath |
| Country of Manufacture: |
England |
| Type: |
' Hezzanith' Carmody Navigational |
| Number: |
|
| Date of Manufacture: |
|
| Scales: (Front) |
ins/ LL2, A [B, CI, C] D, LL3 |
| Scales: (Back) |
[S, ST, T] |
| Number of Scales: |
10 |
| Gauge Points: |
π, n',984, Z = 115, Q = 232, H = 565 |
| Slide Rule made from: |
Plastic |
| Cursor made from: |
Plastic |
| Cursor Lines: |
3 |
| Overall Length of Rule: |
30.3 |
| Length of Scales: |
25.0 cm + 2.5 cm extension |
| Width: |
4.2 cm |
| Depth: |
0.8 cm |
| Weight: |
|
| Acquired from: |
Valerie Howe |
| Date: |
June 2006 |
| Condition: |
Good |
| Accessories: |
Wooden case. Good condition.
|
| Comments: |
Back of rule contains a table of Haversines.
|