Updated Lotus 1-2-3 Release 1A READMEs

This commit is contained in:
Jeff Parsons 2017-07-09 10:16:16 -07:00 committed by Jeff Parsons
commit 56825a554e
3 changed files with 19 additions and 16 deletions

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@ -22,6 +22,7 @@ A list of all the software available to PCx86 machines can be found in the [IBM
### 1983
* [1-2-3 Release 1A](/disks/pcx86/apps/lotus/123/)
* [Adventures in Math v1.00](/apps/pcx86/1983/adventmath/)
* [Planetfall](/disks/pcx86/games/infocom/planet/)
* [SuperCalc2 v1.00](/disks/pcx86/apps/other/sc2/1.00/)

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@ -15,16 +15,14 @@ machines:
Lotus 1-2-3 Release 1A
----------------------
This version of 1-2-3 is known as **1A**, which differs from the later [1A* Release](/disks/pcx86/apps/lotus/123/1as/).
This version contained files dated `6-07-83`, whereas the **1A*** Release contained files dated `7-01-83`.
The PCjs **1A** System disk does not include any copy-protection. Instead, the disk contains a patched copy of `123.EXE`
which bypasses the usual copy-protection tests. Details regarding the [patch](#patch-details) are provided below.
This version of 1-2-3 is known as **Release 1A**, which differs from the later
[Release 1A*](/disks/pcx86/apps/lotus/123/1as/). This version contained files dated `6-07-83`,
whereas **Release 1A*** contained files dated `7-01-83`.
WARNING: These disk images are not originals. We've tried to recreate the System Disk as it was originally
distributed (aside from the [patch](#patch-details)), but the other disks we've left as we found them: original Lotus
1-2-3 files dated `6-07-83` along with a mixture of PC-DOS 1.10 and PC-DOS 2.10 binaries (eg, `COMMAND.COM`, `DISKCOPY.COM`,
`DISKCOMP.COM`, etc.)
distributed (aside from the [Copy-Protection Patch](#copy-protection-patch)), but the other disks we've left as we found
them: original Lotus 1-2-3 files dated `6-07-83` along with a mixture of PC-DOS 1.10 and PC-DOS 2.10 binaries (eg,
`COMMAND.COM`, `DISKCOPY.COM`, `DISKCOMP.COM`, etc.)
{% include machine.html id="ibm5150-123-1a" %}
@ -166,9 +164,10 @@ distributed (aside from the [patch](#patch-details)), but the other disks we've
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### Patch Details
### Copy-Protection Patch
The `123.EXE` binary on our System disk has been modified according to the "unprotection" document
The PCjs **Release 1A** System disk does not include any copy-protection. Instead, the disk contains a patched copy
of `123.EXE` which bypasses the usual copy-protection tests. The patch is described in the "unprotection" document
[LOTUS.TXT](https://www.pcorner.com/list/UNP/UNPROT-1.ZIP/LOTUS.TXT/):
1. Rename 123.EXE 123.XYZ

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@ -17,11 +17,13 @@ machines:
Lotus 1-2-3 Release 1A*
-----------------------
This version of 1-2-3 is known as **1A***, which differs from the original [1A Release](/disks/pcx86/apps/lotus/123/1a/).
The **1A** release contained files dated `6-07-83`, whereas this release contained files dated `7-01-83`.
This version of 1-2-3 is known as **Release 1A***, which differs from the original
[Release 1A](/disks/pcx86/apps/lotus/123/1a/). **Release 1A** contained files dated `6-07-83`,
whereas this release contained files dated `7-01-83`.
The PCjs **1A*** System disk does not include any copy-protection. Instead, the disk contains a patched copy of `123.EXE`
which bypasses the usual copy-protection tests. Details regarding the [patch](#patch-details) are provided below.
Unlike the [Release 1A](/disks/pcx86/apps/lotus/123/1a/) disks, these disk images are from the private PCjs disk
collection, and (aside from the [Copy-Protection Patch](#copy-protection-patch)) we believe they are authentic copies
of the original distribution disks.
{% include machine.html id="ibm5150-123-1as" %}
@ -147,9 +149,10 @@ which bypasses the usual copy-protection tests. Details regarding the [patch](#
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### Patch Details
### Copy-Protection Patch
The `123.EXE` binary on our patched System disk appears to match the criteria described in
The PCjs **Release 1A*** System disk does not include any copy-protection features. Instead, the disk contains a
patched copy of `123.EXE` which bypasses the usual copy-protection tests. The patch is described in
the "unprotection" document [LOTUS.TXT](https://www.pcorner.com/list/UNP/UNPROT-1.ZIP/LOTUS.TXT/):
There is another version of Lotus 123 also called Release 1A