 | Haiku error messages | Volume 8: No. 11.2 | 19980401 |
| Handwriting recognition | Volume 6: No. 64 | 19960919 |
| Hardware news | Volume 8: No. 18.3 | 19980611 |
| Hardware updates | Volume 6: No. 07 | 19960123 |
 | Hardware/software reviews (4) | |
| Health (5) | |
| Health and happiness | Volume 8: No. 33.3 | 19981029 |
| Health care | Volume 3: No. 37 | 19930923 |
| Health news/corrections | Volume 5: No. 36 | 19951012 |
| Health notes | Volume 5: No. 35 | 19950928 |
| Health resources | Volume 5: No. 18 | 19950518 |
| Health resources | Volume 3: No. 35 | 19930909 |
| Health science | Volume 3: No. 11 | 19930317 |
| Health tips | Volume 4: No. 40 | 19941020 |
| Health warning | Volume 3: No. 35 | 19930909 |
| High-level artificial life | Volume 7: No. 23 | 19970415 |
| High-tech art | Volume 3: No. 49 | 19931230 |
| High-tech law journals | Volume 5: No. 22 | 19950622 |
| High-tech news | Volume 6: No. 62 | 19960912 |
| High-tech news; consortia | Volume 3: No. 19 | 19930512 |
| High-tech news sources | Volume 6: No. 29 | 19960423 |
| High-tech politics | Volume 3: No. 38 | 19930930 |
| High-tech publishing | Volume 6: No. 33 | 19960507 |
| Hobby robotics | Volume 8: No. 31.3 | 19981015 |
| Holiday graphics and services | Volume 3: No. 49 | 19931230 |
| Holiday notes | Volume 5: No. 43 | 19951207 |
| Home and business computers | Volume 7: No. 17 | 19970311 |
| Home information | Volume 7: No. 42 | 19970626 |
| Home/office dream systems | Volume 6: No. 06 | 19960118 |
| HPC software development | Volume 4: No. 34 | 19940901 |
| HTML tutorials and style guides | Volume 6: No. 70 | 19961010 |
| HTML vs. LaTeX | Volume 6: No. 39 | 19960604 |
| Humor | Volume 7: No. 71 | 19971021 |
| Humor | Volume 8: No. 8.1 | 19980310 |
| Humor -- natural language; unnatural reasoning | Volume 1: No. 31 | 19911024 |
| Humor lists | Volume 8: No. 18.2 | 19980610 |
| Hypertext publishing | Volume 4: No. 06 | 19940210 |
