| Title | Subject | Author | Page |
| Doubling a number | HP41 | David Hodges | V4N7P3 |
| Evaluation of polynomials | HP41 | David Hodges | V4N7P3 |
| Integer division and NOT | HP41 | David Hodges | V4N7P3 |
| Sieve Analysis | HP41 | M. Williamson | V4N7P4 |
| World Clock Routine | HP41 | Mark Wilding | V4N7P6 |
| HP71 Tips | HP71 | Graeme Cawsey | V4N7P7 |
| Nautical Institute | General | John Cole | V4N7P8 |
| Shopping Routines | HP41 | Mark Wilding | V4N7P9 |
| Handmade, non-SP key assignment | HP41 | Thomas Valere | V4N7P10 |
| HP75 Bits and pieces | HP75 | John Harris, David Johnson | V4N7P11 |
| Catalogue bugs with ZENROM | HP41 | John Bruce and son | V4N7P11 |
| The Largo | HP41 | Mark Power | V4N7P12 |
| Improved HP41 return instruction | HP41 | Mike Tissington | V4N7P13 |
| Unit Conversions | HP75 | Roger Wiley | V4N7P14 |
| HP41 Subroutines | HP41 | Richard Carey | V4N7P19 |
|
July/August/September 1985
|
|
| Title | Subject | Author | Page |
| Save and Get of key assignments in XM | HP41 | John Bruce | V4N5/6P4 |
| HP75 Programming Techniques: Part 2 | HP75 | Jeremy Miles | V4N5/6P6 |
| HP71 Utility Program | HP71 | Graeme Cawsey, Frank Wales | V4N5/6P9 |
| ROM Users Column: How plug-in modules interact with the HP41 and each other | HP41 | Wlodek Mier-Jedrzejowicz | V4N5/6P10 |
| Newcomer Column HP41CX Feature Summary | HP41 | Samuel Lesley | V4N5/6P12 |
| Quick-sort algorithms | HP75 | Peter Kokol | V4N5/6P13 |
| Disk and tape directory access | HP75 | Martin Johnson | V4N5/6P17 |
| Halley | HP41 | Simon Bradshaw | V4N5/6P18 |
| Reserving registers for utility data on the HP41 | HP41 | Andrew Coatsworth | V4N5/6P22 |
| Poking the HP71 | HP71 | Graeme Cawsey | V4N5/6P25 |
| HP82718A - HP75 Expansion Pod | HP75 | Eric Gengoux | V4N5/6P27 |
| What language does your HP speak? | General | Wlodek Mier-Jedrzejowicz | V4N5/6P30 |
| Book Review: HP41 Mcode for beginners | HP41 | Jeremy Smith | V4N5/6P30 |
| Book Review: Extend your HP41 | HP41 | Brian Walsh | V4N5/6P31 |
| DIR and CAT1 | HP71 | Mark Cracknell | V4N5/6P34 |
| Downloading printer character sets | HP75 | Roger Wiley | V4N5/6P34 |
| Especially for beginners | HP41 | F. Chiarini | V4N5/6P35 |
| HP75 Oddities | HP75 | Roger Wiley | V4N5/6P36 |
| Bubble sort technique | HP85 | Geoffrey Vallance | V4N5/6P37 |
| Dealing with constants | HP41 | John Barrow | V4N5/6P37 |
| Programming the HP71 | HP71 | Brian Steel | V4N5/6P39 |
| Resection | HP41 | M. Williamson | V4N5/6P46 |
| Title | Subject | Author | Page |
| HP41 RCLFLAG - Data Unwrapped | HP41 | Neil Jarman | V4N4P3 |
| HP41 Question routine with XM | HP41 | Robert Woodhouse | V4N4P3 |
| HP41 Lagrangian Interpolation | HP41 | Richard Wukovich | V4N4P4 |
| HP41 Synthetic Programming | HP41 | Wlodek Mier-Jedrzejowicz, David Burch | V4N4P5 |
| HP15C Statistics | HP15 | Margaret Corbett | V4N4P9 |
| HP75 Programming Techniques: Part 1 | HP75 | Jeremy Miles | V4N4P11 |
| HP71 Utility Programs | HP71 | Graeme Cawsey | V4N4P12 |
| New product information | General | | V4N4P12 |
| Title | Subject | Author | Page |
| Creating lexfiles: Part 3 | HP75 | Roger Wiley | V4N3P3 |
| An extension to RAMWORD text editor | HP41 | Keith Harrison | V4N3P7 |
| Directory Enquiries | HP41 | Mark Wilding | V4N3P8 |
| Bucket Curve Analysis | HP41 | David Burch | V4N3P9 |
| Day and date manipulation routines | HP71 | Nick Reid | V4N3P12 |
| Busting PRIVATE | HP41 | | V4N3P13 |
| Day and date manipulation routines | HP71 | David Hodges | V4N3P14 |
| ROM Users Column | HP41 | John Bruce | V4N3P15 |
| The Secant Method | HP41 | David Hodges | V4N3P17 |
| Blunders and oddments | HP75 | | V4N3P18 |
| Land Survey Routines | HP71 | Dave Bundy | V4N3P19 |
| HPCC ROM Library | HP41 | | V4N3P23 |
| Title | Subject | Author | Page |
| We can work it out | General | Hewlett-Packard | V4N1/2P1 |
| Text Formatting | HP75 | David Johnson | V4N1/2P3 |
| The First of April Columns - Revisited | General | Bill Reggusy | V4N1/2P8 |
| Cassette Utilisation | HP75 | R. Hellbusch | V4N1/2P9 |
| HP71 speaks HP41 | HP71 | Hewlett-Packard | V4N1/2P12 |
| Newcomers Corner | General | Wlodek Mier-Jedrzejowicz | V4N1/2P18 |
| Before the Comet | General | Wlodek Mier-Jedrzejowicz | V4N1/2P19 |
| Measurement Conversion | HP41 | David Johnson | V4N1/2P20 |
| ROM Users Column: ZENROM and the HP41 display | HP41 | Wlodek Mier-Jedrzejowicz | V4N1/2P22 |
| HP71 Bug Report | HP71 | | V4N1/2P25 |
| The Chairperson's Job | General | Charles Williams | V4N1/2P27 |
| The HP Integral Personal Computer | Integral PC | Hewlett-Packard | V4N1/2P28 |
| Interesting Applications of HP Handhelds | HP71 | Rick Marengo | V4N1/2P31 |
| Creating HP75 lexfiles: Part 2 | HP75 | David Burch, David Johnson, Mike Townsend | V4N1/2P32 |
| Programming Tips | HP41, HP75 | Wlodek Mier-Jedrzejowicz, David Johnson, Richard Kendon, Paul Beaumont | V4N1/2P39 |
| Hex-code input | HP41 | David Mulhall | V4N1/2P40 |
| Almanac | HP41 | Mark Wilding | V4N1/2P41 |
| Decimal to fractions | HP41 | David Hodges | V4N1/2P43 |
Page Last modified: 1st January 2022