A variscale is variable length mechanical scale (ruler) designed to directly measure latitude and longitude on USGS maps. [1]
References
- ^ Roos, M., 1967. Variscale stereo point marking instrument, Photogrammetric Engineering, 33(11):1260-64.
External links
 | This cartography or mapping term article is a stub. You can help Wikipedia by expanding it. |
A variscale is variable length mechanical scale (ruler) designed to directly measure latitude and longitude on USGS maps. [1]
References
- ^ Roos, M., 1967. Variscale stereo point marking instrument, Photogrammetric Engineering, 33(11):1260-64.
External links
|
| This cartography or mapping term article is a stub. You can help Wikipedia by expanding it. |