| English | eng-000 |
| rho-theta computer | |
| 普通话 | cmn-000 | 航线计算机 |
| English | eng-000 | arbitrary course computer |
| English | eng-000 | bearing distance computer |
| English | eng-000 | course computer |
| English | eng-000 | course-line computer |
| English | eng-000 | off-line computer |
| English | eng-000 | parallel course computer |