If you have downloaded DrScheme, you can use PLT Help to browse the manuals: select Help Desk in DrScheme’s Help menu, or start the PLT Help application that is distributed with PLT Scheme.

The manuals are also available on-line, in both HTML and PDF form.

If you need documentation for older versions of PLT software:

• Version 4.2.3
• Version 4.2.2
• Version 4.2.1
• Version 4.2
• Version 4.1.5
• Version 4.1.4
• Version 4.1.3
• Version 4.1.2
• Version 4.1.1
• Version 4.1
• Version 4.0.2
• Version 4.0.1
• Version 4.0
• Version 372
• Version 371
• Version 370
• Version 360
• Version 352
• Version 351
• Version 350
• Version 301
• Version 300
• Version 209
• Version 208
• Version 207
• Version 206p1
• Version 206
• Version 205
• Version 204
• Version 203
• Version 202
• Version 201
• Version 200
• Version 103p1
• Version 103
• Version 053