Seattle, Washington — July 5, 2019 — Apple Pugetsound Program Library Exchange (A.P.P.L.E.) is proud to announce the immediate availability of “DOS Disk Analyzer” by Ronald A. Thisted. DOS Disk Analyzer views and prints the raw contents of an Apple II DOS 3.3 disk. It features a specially-formatted printout of the VTOC, Catalog, and Track/Sector list. Once this information is read from the disk, sectors can be viewed for any file.
The “DOS Disk Analyzer” manual 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.
- Table of Contents – PDF
- Well-documented to aid in programming and learning about RWTS (Read-Write Track-Sector) data on disks.
- Written primarily in Applesoft BASIC, so it’s easy to modify and use.
- Big Mac source code is included for the binary portion of the program.
- Especially useful when investigating corrupt word processor files.
- Easily understood and usable by beginners.
- Requires any Apple II with Applesoft BASIC and one disk drive.
Ronald A. Thisted was an early member of the Apple Pugetsound Program Library Exchange and an avid reader of Call-A.P.P.L.E. magazine. He has been a professor at the University of Chicago and is the current Vice Provost. A graduate of both Pomona College and Stanford University, Ronald’s specialty is mathematics and statistics.
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.
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 is available at: www.callapple.org/press
Books are listed at: www.callapple.org/books