
Seattle, Washington — July 19, 2019 — Apple Pugetsound Program Library Exchange (A.P.P.L.E.) has released their new book “All About DOS: Enhanced Edition.” As a guide to DOS 3.3 for the Apple II, All About DOS contains many useful programs and in-depth topics. This new Enhanced Edition, encompassing over 560 pages, is improved with a new design, art, glossary, and technical appendices. It includes a wide variety of references and how-to’s, making it a great reference for Apple II programmers.
Availability
The “All About DOS: Enhanced Edition” is available through the A.P.P.L.E. bookstore with production and fulfillment by Lulu.com. A disk image will be available on the Apps page.


Features
- Table of Contents – PDF
- How DOS Works – Using RWTS, DOS Internals, Get the Most from Diskettes.
- A Closer Look at the Directory – Directory Sectors, Catalog Edit, Wildcards.
- Adventures in File Handling – Sequential to Random files, EXEC, Q$.
- Speeding Up DOS – Fast Boot, Fast Loaders for Text, BASIC and Binary.
- Repairing Bugs – ROGRAM, Sequential files, Sector display, Stack.
- DOS Modifications – Customizing DOS, Using available “holes” in DOS.
- “R” Files: Relocatable Object Code – Create code with the Toolkit assembler.
- Utilities – Automate DOS patches, Compleat ZAP, Disk Error Checking, Type.
- Memory Management and Utilization – Moving DOS to the Language Card.
- Other Operating Systems – DOS 4.1, Pascal, CP/M, TRS-80, Atari.
- Appendices – ASCII Codes, VTOC, Memory Maps, 6502/65C02 Instructions.
Producers
Brian Wiser — Apple consultant, historian and archivist. Designer, editor, and co-producer of many books including: Graphically Speaking: Enhanced Edition, Cyber Jack: The Adventures of Robert Clardy and Synergistic Software, Synergistic Software: The Early Games, Nibble Viewpoints: Business Insights From the Computing Revolution, The WOZPAK Special Edition: Steve Wozniak’s Apple-1 & Apple II Computers, The Colossal Computer Cartoon Book: Enhanced Edition, and What’s Where in the Apple: Enhanced Edition. Producer/Director of the documentary film “Done The Impossible: The Fans’ Tale of Firefly & Serenity“, Beagle Bros and Applied Engineering webmaster. Brian also co-produced the retro iOS game Structris, and is a co-producer/writer for CallApple.org and Call-A.P.P.L.E. magazine.
Bill Martens — Apple historian and enthusiast, Programmer, President of Apple Pugetsound Program Library Exchange (A.P.P.L.E.) and co-producer of Call-A.P.P.L.E. magazine, and books like Cyber Jack, Synergistic Software: The Early Games, Nibble Viewpoints, The WOZPAK Special Edition, and What’s Where in the Apple: Enhanced Edition. Bill also co-produced and co-programmed the retro iOS game Structris.
Publisher
Apple Pugetsound Program Library Exchange (A.P.P.L.E.) has been a global Apple user group since 1978, with membership peaking near 50,000 in 1985. Offering many services, A.P.P.L.E. is also a book publisher and game developer, and has produced over a dozen new book titles since 2013 in addition to over 100 Apple software titles.
A.PP.L.E. produced and published the The WOZPAK Special Edition – a detailed book containing Steve Wozniak’s restored handwritten notes and printouts about his Apple II computer, as well as a forward from Steve Wozniak and other Apple legends. They also publish titles such as: Graphically Speaking: Enhanced Edition by Mark Pelczarski, Tome of Copy Protection, Cyber Jack: The Adventures of Robert Clardy and Synergistic Software, Synergistic Software: The Early Games, Nibble Viewpoints: Business Insights From the Computing Revolution by Mike Harvey, What’s Where in The Apple: Enhanced Edition, The Colossal Computer Cartoon Book: Enhanced Edition by David H. Ahl, The A.P.P.L.E. 1978 and 1979 Compendiums, and the retro iOS game Structris.
Press information: www.callapple.org/press
Books are listed at: www.callapple.org/books